Merrithew Star Knob, 4 Prong 1/2" (Reformer) functional trainer extra sturdy steel frame as

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

Our aluminum barbell collars are designed for quick and easy use

or household use from Power-Line or from an authorized Power-Line reseller is free from defects in materials or workmanship under normal use during the warranty period

Weight designations permanently stamped into color-coordinated rubber end caps

It is not transferable to anyone who subsequently purchases the Product from you

Merrithew Star Knob, 4 Prong 1/2" (Reformer) functional trainer extra sturdy steel frame asNote: 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