For use on any machine weight stack. No installation needed, just take the weight needed and put it on. No need to jump in 10, 15 or 20 lb. increments any longer. Allow to increase resistance in 5 lb. increments. Thick, protective virgin rubber molded over a solid steel core for a lifetime of trouble-free use. Will not slip, slide or fall off. Will not damage weight stack or machine.

Assembled Weight：5 lbs / 2.27 kg

Dimensions: 

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