Heavy-Duty Combination Bicycle Chain Lock

High-security resettable combination bicycle chain lock featuring an innovative anti-scratch silicone-covered padlock and a heavy-duty square link steel chain. Perfect for protecting bikes, e-bikes, and scooters against theft while safeguarding frame paint.

Specification
Chain Type: Square Link Security Chain
Chain Thickness (Wire Diameter): 5 mm
Link Outer Length: 41 mm
Link Outer Width: 21 mm
Total Chain Length: 1 ft (approx. 30.5 cm / 304.8 mm)
Chain Surface Finish: E-Coated Black (Rust-Resistant & Anti-Corrosion
Protective Sleeve: High-Density Black Polyester / Terylene Fabric Sleeve (Anti-Wear & Washable)
Lock Mechanism: Resettable 4-Digit Combination Lock with Soft Silicone Cover

Feature
Full Anti-Scratch Silicone Cover: Soft silicone-encased padlock housing protects your bicycle frame and paint from scratches, dents, and clattering noises during locking.

Original Aesthetic Design: Combines modern minimalist design with heavy-duty security, moving away from cold, industrial-looking traditional padlocks.

Heavy-Duty Fabric Sleeve: Premium black polyester chain cover offers exceptional wear resistance and long service life, easily washable when dirty.

Resettable 4-Digit Combination: Easy-to-use keyless design allows personalized security codes with up to 10,000 unique combinations.

E-Coated Square Steel Chain: E-coated black finish provides superior rust prevention and outdoor weatherability.

Material
Lock Body & Shackle: Zinc Alloy with Soft-Touch Silicone Housing
Chain Links: Hardened Steel Chain with E-Coated Finish
Sleeve: High-Density Polyester Fabric (Terylene)