Check the listing for details. Rock Island Armory 1911 OEM Full Size Black Barrel Bushing. Color: Black, Condition: New. Listed at 11.97 USD. Hooper Gun Works – Authorized Rock Island Armory (RIA) Dealer Armscor Rock Island Armory 1911 OEM Full Size Black Barrel Bushing Part # 4502 Full size 1911 barrel bushing made by Rock Island Armory. To be used with full size notched slides and full size standard (non-bull) barrels. Black parkerized finish. RIA-4502 Shipping Shipping time:We strive to get your order to you as quickly as possible. Orders are shipped the same day or next day depending on when your payment clears. Delivery time:First Class Mail may take up to 10 days while Priority Mail is generally 2-3 days once the Post Office receives the package. Service / Tips Please contact us if you need to return a part. We are unable to accept returns on used, fitted, or altered parts. Returns must be in new, unused condition and in their original packaging. We recommend that any installation or alteration of parts be done by a qualified gunsmith for the safest and most accurate results. Any mention of "drop-in" is terminology from the manufacturer. Any replacement of any firearm part may require fitting even if the manufacturer states it is a "drop-in" part.