Remington and Mossberg steel magazine caps. Knurled grip. Sling swivel rear QD stud and white washer included. * select which one you want #1, #2, #3 - 1) Remington 870, 1100, 11/87 12g (including 870 clones). SOLD OUT, more due in about 3 weeks. - 2) Mossberg 12g 590 / 835 external tube thread. SOLD OUT. 3) Mossberg 500 and Maverick 88 internal tube thread 12g, 16g, 20g.