Abus Ultra 410 U-Lock - 3.9 x 5.5" Keyed Black/Green Includes bracket ModelNumber=G1220 Front and back part are

Front and back part are both adjustable

4mm machined hex key slot on bottom allows for easy installation and removal

and the trail ahead

Damping RC2T Damping Adjustments External rebound 2 position (open/firm) Hi & Low Speed compression adjustment Default Settings Linear Air 0Neg/1Pos Tokens LinearReb/LComp 380lb Lockout Eye-To-Eye 185x52

Abus Ultra 410 U-Lock - 3.9 x 5.5" Keyed Black/Green Includes bracket ModelNumber=G1220 Front and back part areThe Ultra 410 features a 12mm double bolting temper hardened steel shackle providing protection against cutting and torsion attacks in a simple design. It includes an easy to mount rattle free bracket and comes in a variety sizes and packages. 12mm thick round temper hardened steel shackle Pass through double bolting steel shackle provides anti twist protection Easy to use mounting bracket fits most frames Patented double layer key design reduces