Climax Metal C-200 Steel Set Screw Collar, Zinc Plated Steel, 2" Bore Size, 3" OD, With 1/2-13 x 1/2 Set Screw Number of Items:1 HTD3M Endless Timing Belt Specs:

HTD3M Endless Timing Belt Specs: Material: Neoprene Rubber with Fiberglass Core Reinforced Model Number: 147-3M-6 Length: 147mm Tooth Number: 49 Color: Black Pitch: 3mm Width: 6mm Belt Height: 2

This collet nut is a great replacement for the broken part

and sixteenth-step

LEXIVON [2-Pack] 16Ft/5m DuaLock Tape Measure | 1-Inch Wide Blade with Nylon Coating

Climax Metal C-200 Steel Set Screw Collar, Zinc Plated Steel, 2" Bore Size, 3" OD, With 1/2-13 x 1/2 Set Screw Number of Items:1 HTD3M Endless Timing Belt Specs:Climax Metal C 200 Steel Set Screw Collar, Zinc Plated Steel, 2" Bore Size, 3" OD, With 1 2 13 x 1 2 Set Screw Simply slide these collars onto a shaft and tighten the set screw to hold the collar in place. Collars are easy to adjust with their set screws. Made of carbon steel with a Black Oxide finish to offer mild corrosion resistance. Our shaft collars are available in several different styles to meet you or your customers needs. Climax Metal