Knog - Strongman U-Lock - Black brake-rotors This is what the Jumbo

This is what the Jumbo 6600 stands for

Nylon Colored Interior Liners

full-cut design using extremely rugged single-mould construction

The helmet will stay in place without wobbling or falling during inadvertent falls

Removable and machine/hand washable

Knog - Strongman U-Lock - Black brake-rotors This is what the JumboBODY: Investment cast steel, with compression moulded silicone outer. Injection moulded engineering plastic, UV painted exterior SECURE MECHANICAL ASSEMBLY : The main advantage to a single piece investment cast lock housing is that it forms a highly secure mechanical assembly by reducing available points of leverage. U SHACKLE SECURITY : Heat treated specifically to create balance between hardness (cutting resistance) and toughness (for tensile and