Sure Flap Tunnel Extender x (2)

Description

Two Sure Flap pet door tunnel extenders. New and unused since I bought the wrong size for my cat flap.
Extends the tunnel of the SureFlap Microchip PET DOOR for wall installations
Adds 2" in length to the 2¾" length of the tunnel on the SureFlap Microchip Pet Door
Multiple tunnel extenders can be stacked together to create a tunnel of any length
Used for the PET DOOR size NOT the Cat Door/Flap
Dimensions: 1.97" x 8.86" x 7.8"