Heavy Duty Push Button Bases

Made from All steel construction creates exceptional strength and security, allowing multiple swivel positions to be added to any synthetic or wood stock firearm. These bases accept any Grovtec push button swivel. Select Base Style in Drop Down Menu Above All bases except are sold in pairs GTHM289 Full Rotation - Stainless Steel - Threaded, Allows full freedom of movement GTHM279 Limited Rotation - Stainless Steel - Threaded, Prevents twisting of tactical slings GTHM290 Non-Rotating - Stainless Steel - Threaded, Locks the swivel at 90 degree intervals GTHM234 Non-Threaded - Allows for a cleaner finished appearance - Full Rotation *Requires some installation Drill a 0.5" (.500) or a 33/64˝ (.515) hole in stock 9/16˝ to 5/8˝ deep and tap with a 9/16˝-18UNF-2B tap to depth.