Base with universal retaining system to be used with a TANKLOCK bag on the passenger portion of the seat. Base with universal retaining system to be used with a Tanklock bag on the passenger portion of the seat. Equipped with TANKLOCK quick release system, it has been designed to allow universal adaptation to any motorcycle. It can be put on and taken off in less than 5 minutes, without using any tools. It is compatible with most KAPPA bags with TANKLOCK system with a flat base, but not with those with a contoured/curved base. As standard: Anti-scratch and non-slip rubber base. Fast and easy retaining system with adjustable straps. Can also be secured to KAPPA KM8A, KM8B, KM9A, KM9B aluminum plates.