Trim-Lok LK937-25 EPDM Dense Rubber Black Window Locking Gasket, Mates up with Dual Piece Locking Gaskets, Dense EPDM Rubber, 25' Length ENSURE A SNUG AND SECURE SEAL with this locking gasket key. It mates up with two-piece locking gaskets for an ultra-secure seal. PROVIDE A SECURE SEAL with this window locking gasket key as a weather strip seal solution. It locks the two-piece locking gasket into place for a secure seal between a body panel and window. Typically used to seal and lock glass or Plexiglas windows into place when applying onto a metal or fiberglass body on doors and vehicles of all sizes. AVAILABLE IN A CHROME OR BLACK, this locking key mates with the TWO-PIECE locking gasket. The Two-Piece locking gasket is sold separately. EPDM RUBBER WINDOW GASKETS CAN BE USED in a wide range of industries and applications, thanks to the outstanding color stability, high heat resistance and ability to resist the elements. These locking gaskets can be used in playgrounds, safety equipment, cold-room doors, medical devices and much more. RECOMMENDED to use the locking gasket installation tool kit to ensure safe, easy and efficient installation of locking gaskets.