Genie GEN39026R Garage Door Opener Extension Kit for 5-Piece Belt-Drive Tube Rails, one size, Metallic

An extension kit will extend the 5 piece, belt drive tube rail for a 7′ high garage door to accommodate an 8′ high garage door. This extension kit is specifically designed for Genie belt drive model garage door openers that use the tube style rail. Models that this garage door opener extension kit works on are models 2055,3053,3055,7055,7155