I have a like new 18" Remington 870 barrel for sale.12ga.,Cylinder choke, 3" chamber, parkerized finish, bead sight. Shot 1 box of birdshot, 15 rounds of 00 buck, and 10 slugs through it. Fits Wingmaster and police models, as it has the ball detent in the barrel ring. Also fits Express models, as this is what I used it on. 110.00 shipped. If interested, email me at Jennpat@cox.net. Thanks.