These professional-grade kneepads by CLC have a hard

Cordless Cartridge Gun

4 joules of impact energy — category-leading for its class — with constant-speed electronics that hold power under load in the hardest concrete

Do not tumble dry

12" Bendable Aluminum Nozzle 1/2" ID Flared Base CORDED These professional-grade kneepads by CLCUse with Albion Professional Line or B Line bulk or sausage guns to reach difficult places Bends and cuts easily (nozzles are shipped in straight form) Holds shape under pressure Requires flared nozzle adapter #970 G01 for Professional Line Guns (DL 45, DL 59, etc.) or #970 G02 for B Line guns (B12S20, B18S20, etc.) Also requires ring cap #421 G01 for Professional Line Guns (DL 45, DL 59, etc.) or #873 5 for B Line guns (B12S20, B18S20, etc.)