The Alfa clamp set comes with 4 pieces that are used to mount two roof rack bars to your vehicle. The clamps are anti theft and each lock with a key. The top of the foot has a standard 20 mm T-nut for mounting accessories. Alfa clamps mount to both raised
Mounts onto raised and flush rails. Does not work on a smooth roof.
Anti-theft lock with key
The top of the foot has a standard 20 mm T-nut for mounting accessories
The clamp is 1 inch long
Includes 4 clamps