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HKK #40-3R
OUTSIDE CIRCUMFERENCE: 56
FOR EXTENDED PITCH A2050 ROLLER CHAIN
60B48H Type B Sprocket
EFFECTIVE LENGTH: 52
SI-50 Snapidle Chain Tensioner for ANSI #35-2 and #50 Roller Chain Hex Nuts HKK #40-3RSI 50 Snapidle Chain Tensioner For ANSI #35 2 and #50 Roller Chain By being able to take up tension through the chain, tensioners eliminate the need for adjustable center distance drives. Since the tensioner "floats" on the chain drive and actually absorbs shock, it does not add to vibration in the drive. Both sprockets will have the maximum chain wrap possible, thereby increasing chain life (load sharing) and sprocket life (the chain is unable to
