Merrithew Star Knob, 4 Prong 1/2" (Reformer) functional trainer Thanks to the thick nylon

Thanks to the thick nylon construction and hard plastic end caps

They are also suitable for all hand sizes as they require no adjustment

extra sturdy steel frame as well as a thick and comfortable pad to give you ultimate comfort throughout the inversion movement

More AWESOME features of the Plate Loaded Lat Pulldown Low Row Machine

Our aluminum barbell collars are designed for quick and easy use

Merrithew Star Knob, 4 Prong 1/2" (Reformer) functional trainer Thanks to the thick nylonNote: Special Order Item. Please allow 2 3 weeks for item to arrive. Used on Reformer accessory board receptacles to attach Jumpboards, Cardio Tramp Rebounders, Rotational Diskboards and more! See model detail information below. Sold individually. Note: this product is for use with Merrithew brand equipment only. Details: For use on Reformers manufactured after May 1, 2010. For earlier model Reformers, use the five prong 3 8" Star Knob to attach