The manufacturer has golfmechanix Inc. Made in Taiwan – Aluminum Fabric% Brand new equipment set of 2, total length: 116 mm, outer diameter x inner diameter (Butt side): 15.3mmx12.2 mm outer diameter x inner diameter (port side): 14mmx11 mm steel shaft: Straight Insert attached. ·gurafaito: Adjust the port side with a sharpener in the pictures · Main Product Weight: Approx. G Price is for set of 2