Turner Take-Up Unit - 55mm Bore, Eccentric Locking Collar - L3 Heavy-Duty Seal Cogged Metric V-Belt The 4/8V1700 has a 1"

The 4/8V1700 has a 1" width

The SPA982 is rated for continuous operation from -22°F to 176°F

so a 12/A81 from any major manufacturer shares the same cross-section and length and runs on the same sheaves

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Turner Take-Up Unit - 55mm Bore, Eccentric Locking Collar - L3 Heavy-Duty Seal Cogged Metric V-Belt The 4/8V1700 has a 1"The Turner HCST211 55MM L3 is a take up unit mounted bearing unit with a 55mm bore. It features a HC series insert with eccentric locking in a cast iron housing. This unit includes enhanced sealing for extended service life. Product Specifications Bore Size 55mm Housing Style Take Up Unit Insert Series HC Shaft Attachment Eccentric Housing Material Cast Iron Bearing Type Ball Bearing Lubrication Seal L3 Heavy Duty Dynamic Load Rating 9,743 lbs Static