This is one of those products that actually solves a real annoyance: floppy chain locks. The ABUS Goose 4204K holds its shape, wraps cleanly around the bike, and stays put while you ride.

Built around a 4 mm hardened steel chain, it delivers practical everyday security without turning your bike into a deadweight.

Where this lock stands out is the “gooseneck” construction — internal spiral springs that let you bend it into position and keep it there.
No rattling, no swinging into your frame, no nonsense.

The outer layer uses IvyTex textile coating, so it won’t chew up paint or feel like a raw industrial chain in your hands.

• Shape-retaining design – stays exactly where you position it
• 4 mm hardened steel chain – real security, not decorative
• Textile-coated (IvyTex) – protects paint and feels premium
• Rattle-free ride – wraps tight around frame, no mount needed
• Quick key operation – simple, reliable, no gimmicks
• Security Level: 6/15 – solid for quick stops, not overnight downtown