Pool Cue Extension Adapter Converter 5/16×18 shaft To 3/8×10 butt Aluminum 1.75". This adapter converter fits a 5/16×18 shaft to a 3/8×10 butt. This listing is for 1 adapter. Great price, contact your local cue maker to see the price of their adapters. Then compare. Free shipping to USA.

Weight - 1.5 oz

Length - 1.75"

Aluminum