Hope Pro 4 Front 6 Bolt Disc Hub - 15x110mm Boost - 28 Hole - Blue Do Not Ship Internationally This life-saving chain cleaning machine

This life-saving chain cleaning machine works by clipping over the chain and combining heavy-duty rotating brushes with the awesome power of our Muc-Off Bio Chain Cleaner

Pros: 11-50T range at a 9-speed

3" will be very square

Osprey’s Hydraulics LT 1

Hope Pro 4 Front 6 Bolt Disc Hub - 15x110mm Boost - 28 Hole - Blue Do Not Ship Internationally This life-saving chain cleaning machineThe Pro 4 is an incredibly versatile and easily serviceable hub that builds upon Hope's reputation for bulletproof quality and attention to detail. The hubs are machined from a single billet of 2014 T6 aluminium and run on stainless steel sealed cartridge bearings for smooth running and outstanding reliability. Specs: 15mm axle. Sealed stainless steel cartridge bearings. Hub shell machined from forged aluminium billet. Standard 6 bolt disc fitting.