BALDWIN RESERVE 4015 CONVEX WALL FLUSH BUMPERS DOOR STOP OVERVIEWKEY FEATURESThe Wall Flush Bumper is a compact design that protects walls and doors from damage in cases where larger bumpers are not suitable.1″ DiameterConvex design with concealed fasteners.Baldwin Hardware has a rich tradition of high-quality, master craftsmanship, solid brass products. A difference you can both feel and see.FEATURES4015 FEATURES: Compact designed bumper permits installation in areas where larger bumpers are not suitable due to size or projection. Fasteners are totally concealed underneath durable rubber insert.4252 FEATURES: Engineered for commercial/residential installations, this compact and contemporary designed bumper features completely concealed fasteners for an unobtrusive and screwless appearance. Supplied with wood and masonry fasteners, it is furnished unassembled to facilitate the substitution of fasteners. Designed for ease of installation, the bumper is attached onto a heavy gauge metal back plate through a threading application. For a fully theft proof installation, the use of a strap wrench for tightening or several drops of Loctite Grade Ais recommended.4252 PACKED: Standard case; individually poly-bagged with appropriate fastenersin a dispensing type carton.FEDERAL SPECIFICATION EQUIVALENTS: Government Type: 1327 (4252 only)BHMA DESIGNATION: L02101 (4015 & 4252)RESOURCES & DOWNLOADSWarranty