1. Engineering plastic, exquisite and durable. 2. Fixed by 2 screw, more firm 3. Wonderful steel lock, solid durable 4. Rust-proof screw, nice workmanship, long working time 5. Suitable for use with a fixed object lock together for your bicycle safety, to avoid the car thieves easily removed from parking spaces. So this is a very solid, very useful bike locks. 6. Material: Metal + plastic 7. Cable Size: 12 x 3.8 x 1200mm
