COLLAPSIBLE STOCK AND FOREND PACKAGE Improves shooting accuracy. Provides stronger grip. Reduces fatigue when shooting slugs and turkey loads. Easy installation. Scratch resistant. Weatherproof. Glass-filled nylon. Made in USA. No gunsmithing. Includes #MRW4100 Collapsible, 6-position stock with adjustable 9-1/4" to 13-1/4" LOP, sling swivel stud; SFS0400 Forend-designed not to overlap receiver and to reduce chance of jam; buttpad and all necessary mounting hardware and adapters. Fits: 12/20 ga. Mossberg 500/590, Remington 870 and Winchester 1200/1300.