Shop › AGENCY MAG RLS FITS GLOCK GEN 3 BLK AGENCY MAG RLS FITS GLOCK GEN 3 BLK $30.00 Agency Arms Extended Magazine Release, Fits 3rd Generation Glocks, Anodized Finish, Black, Right Hand Only MR-G3-B Quantity: Add To Cart Added! Agency Arms Extended Magazine Release, Fits 3rd Generation Glocks, Anodized Finish, Black, Right Hand Only MR-G3-B