Everything you need to mount your riflescope. It includes 1" medium Quick Detatch Rrings, Base Mount, and screws. This Weaver Scope Mount System fits: Remington 700 long and short actions, 40X, 721, 722, 725 Smith and Wesson 1500, 1600, 1700 Weatherby Mark V, Vanguard Mossberg 1500, 1600 Manufactures Website Address www.weaveroptics.com Warranty Information Weavers Limited Lifetime Warranty: Blount warrants Weaver products to be free of defects in materials and workmanship for as long as it is owned by its original owner. Repair/Replacement will be done when returned without charge, except for shipping.