Axa Ring Lock Ren2 The AXA Ren2 ring lock is a basic frame lock with an extra wide opening of 61 mm. This makes it possible to use this lock on a bicycle with wide mudguards or balloon tires. The ring lock offers basic security for your bicycle and has special child protection. The control button is ergonomically designed, making it very user-friendly. The cylinder also has an anti-drill plate. You need two M-5 bolts to mount the lock. Specifications: Plug-in option: no Opening width: 61 mm Weight: 530 grams Color: black Internal material: steel Casing material: plastic Mounting: on frame Contents: 1 Ring lock 2 Keys