Anchoring system for goods in a vehicle, with sliding anchor

The stowage system comprises a rail in which a shuttle comprising a socket (18) carrying a stowing strap hook (56) can slide. Each rail is composed of a base plate pad and a girder (24) which defines a groove. The shuttle comprises locking/unlocking rollers (46) which can move in the groove and locked by a runner pushed toward the rail exterior by a spring (54).