Clamp collars are back in stock.

All of the same great features of The Thrifty Bot's Aluminum 1/2 Inch Hex Bore Split Clamping Collar with the added feature of being balanced with opposite facing clamp bolts.

• split so they can easily be added or removed
• lightweight 6061 aluminum
• .5 oz (.031 lbs) for one hex collar
• uses two 8-32 socket head cap screws that require a 9/64" allen wrench
• $4.50 per collar, sold in 5 packs
• anodized black for awesomeness

• STEP file CAD Model Available