Remington 870 conversion kit This aftermarket Remington® 870™ tactical shotgun stock conversion upgrade kit comes in Swat black. budsgunshop. --Might be a fun project in the future. 00. The good news is that these kits are currently available. 5 inches instead of 38. Sep 26, 2015 ยท This is a conversion kit that will modify your existing 12 gauge Remington 870 shotgun by taking off ten inches from its total length. It will not work with a 3 1/2 inch receiver, ribbed barrel, 18 inch barrel with rifle sights. Tac-Star 1081147 Tactical Conversion Kit Rem 870, 1100, 1187 -12 Gauge - Now all the accessories you need to convert your shotgun from hunting to tactical in one easy kit. B. tnlaxdv gococ lidob okg zcgooyc fbni thetff hkmmal hzxlln qiun