Shimano Deore SM-CRM66 Chainring - DIrect Mount - Shimano - 3mm Boost - Round - 30T - 12 Speed - Alloy - Black PLP|EMTB Optimised They can be a little

They can be a little tricky to get used to so it's a good idea to practice loading and unloading the bikes a few times before you head out to a packed car park and try to do it under pressure

SPEEDS Single Speed

Materials: Metal toolbox with metal drawer runners and blow moulded plastic tray inserts to house the tools

If you are looking for maximum drivetrain protection

Shimano Deore SM-CRM66 Chainring - DIrect Mount - Shimano - 3mm Boost - Round - 30T - 12 Speed - Alloy - Black PLP|EMTB Optimised They can be a littleFeatures Direct mount chainring designed for Shimano FC M6200 MT620 cranksets Dynamic Chain Engagement+ technology: optimised narrow wide chainring tooth profile for better chain retention and smoother shifting Specifications Material: steel Compatible chain: HG 12 speed Teeth: 30T or 32T Gear speeds: 1 x 12