Home / AR's / ODIN Works – Tunable Gas Block – Stainless steel, fits .750″ diameter barrels, tunable gas block designed to perfectly tune your rifle – ODIN Works – Tunable Gas Block – Stainless steel, fits .750″ diameter barrels, tunable gas block designed to perfectly tune your rifle – Category: AR's Product ID: 12521 Description Description ODIN Works – Tunable Gas Block – Stainless steel, fits .750″ diameter barrels, tunable gas block designed to perfectly tune your rifle – Related products LUTH-AR The Chubby Grip – AR Pistol Grip Part No. 710 Pearce Grip – Grip enhancement for 1911 Pachmayr Grip – Part No. 05008 – Colt 1911 Semi – Auto Pistol GM – 45G UTG Contured Picatinny Foregrip – Part No. RB-FGRP172B – Black