Universal Clamp Collets Barrel with 4 Openings, Constructed from Aircraft Grade Aluminum with Thick Anti-slip Non-Marring Surface$$Tools & Hardware Other

Function: Designed to provide a secure hold on barrels while in a vise Wide Applicability: 4 Openings accommodate round tube or barrel .550" / .625" / .750" / .825" to .920" Soft Lining: equipped with EPDM lining to protect the barrel. Durable Material: constructed from aircraft grade aluminum Updated Reversible Structure Equipped with two side guard