| Buy | View |  |  |  |  | 
                    
                                                                                                                |  | GKX-N2-1 | 2:1 | Shielded Ball Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-2 | 3:1 | Shielded Ball Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-3 | 4:1 | Shielded Ball Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-4 | 5:1 | Shielded Ball Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-5 | 6:1 | Shielded Ball Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-6 | 7:1 | Shielded Ball Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-7 | 8:1 | Shielded Ball Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-8 | 9:1 | Shielded Ball Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-9 | 10:1 | Shielded Ball Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-10 | 12:1 | Shielded Ball Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-11 | 15:1 | Shielded Ball Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-12 | 16:1 | Shielded Ball Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-13 | 20:1 | Shielded Ball Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-14 | 25:1 | Shielded Ball Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-15 | 30:1 | Shielded Ball Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-16 | 32:1 | Shielded Ball Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-17 | 36:1 | Shielded Ball Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-18 | 40:1 | Shielded Ball Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-19 | 45:1 | Shielded Ball Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-20 | 48:1 | Shielded Ball Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-21 | 50:1 | Shielded Ball Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-22 | 60:1 | Shielded Ball Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-23 | 64:1 | Shielded Ball Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-24 | 75:1 | Shielded Ball Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-25 | 80:1 | Shielded Ball Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-26 | 100:1 | Shielded Ball Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-27 | 125:1 | Shielded Ball Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-N2-28 | 72:1 | Shielded Ball Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-N2-29 | 90:1 | Shielded Ball Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-N2-30 | 96:1 | Shielded Ball Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-N2-31 | 128:1 | Shielded Ball Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-N2-32 | 150:1 | Shielded Ball Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-N2-33 | 180:1 | Shielded Ball Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-N2-34 | 200:1 | Shielded Ball Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-N2-35 | 250:1 | Shielded Ball Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-N2-36 | 256:1 | Shielded Ball Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-N2-37 | 300:1 | Shielded Ball Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-N2-38 | 375:1 | Shielded Ball Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-N2-39 | 400:1 | Shielded Ball Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-N2-40 | 500:1 | Shielded Ball Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-N2-41 | 625:1 | Shielded Ball Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-O2-11 | 2:1 | Bronze Sleeve Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-12 | 3:1 | Bronze Sleeve Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-13 | 4:1 | Bronze Sleeve Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-14 | 5:1 | Bronze Sleeve Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-15 | 6:1 | Bronze Sleeve Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-16 | 7:1 | Bronze Sleeve Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-17 | 8:1 | Bronze Sleeve Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-18 | 9:1 | Bronze Sleeve Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-19 | 10:1 | Bronze Sleeve Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-110 | 12:1 | Bronze Sleeve Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-111 | 15:1 | Bronze Sleeve Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-112 | 16:1 | Bronze Sleeve Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-113 | 20:1 | Bronze Sleeve Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-114 | 25:1 | Bronze Sleeve Bearing Units | Output Same as Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-115 | 30:1 | Bronze Sleeve Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-116 | 32:1 | Bronze Sleeve Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-117 | 36:1 | Bronze Sleeve Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-118 | 40:1 | Bronze Sleeve Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-119 | 45:1 | Bronze Sleeve Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-120 | 48:1 | Bronze Sleeve Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-121 | 50:1 | Bronze Sleeve Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-122 | 60:1 | Bronze Sleeve Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-123 | 64:1 | Bronze Sleeve Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-124 | 75:1 | Bronze Sleeve Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-125 | 80:1 | Bronze Sleeve Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-126 | 100:1 | Bronze Sleeve Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-127 | 125:1 | Bronze Sleeve Bearing Units | Output Opposite Input | 3-3/8 | 
                    
                                                                                                                |  | GKX-O2-128 | 72:1 | Bronze Sleeve Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-O2-129 | 90:1 | Bronze Sleeve Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-O2-130 | 96:1 | Bronze Sleeve Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-O2-131 | 128:1 | Bronze Sleeve Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-O2-132 | 150:1 | Bronze Sleeve Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-O2-133 | 180:1 | Bronze Sleeve Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-O2-134 | 200:1 | Bronze Sleeve Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-O2-135 | 250:1 | Bronze Sleeve Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-O2-136 | 256:1 | Bronze Sleeve Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-O2-137 | 300:1 | Bronze Sleeve Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-O2-138 | 375:1 | Bronze Sleeve Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-O2-139 | 400:1 | Bronze Sleeve Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-O2-140 | 500:1 | Bronze Sleeve Bearing Units | Output Same as Input | 4-9/32 | 
                    
                                                                                                                |  | GKX-O2-141 | 625:1 | Bronze Sleeve Bearing Units | Output Same as Input | 4-9/32 |