This bundle packs everything you need for fitting a 12-speed Shimano Di2 mountain bike drivetrain. Perfect for full builds or upgrades.

This bundle includes  - 

• MECH: RD-M6250 Di2 wireless 12-speed rear mech
• BATTERY: BT-DN320 Di2 mech battery
• CHARGER: EC-DN100 Di2 battery charger
• SHIFTER: SW-M6250 Di2 wireless shifter I-Spec EV
• CRANKSET: FC-M6120 12-speed chainset
• CASSETTE: FC-M6100 12-speed 10-51T cassette
• CHAIN: FC-M6100 chain

You have the option of 3 crank arm lengths (165mm, 170mm and 175mm) and 2 chainring sizes (30T or 32T)

Please note - you will need to add the correct bottom bracket for your bike. Contact us at support@biketart.com if you need assistance identifying the correct size for your frame.

FC-M6120 Chainset - 

• Designed to be used with a HollowTech II integrated bottom bracket
• 55 mm chain line for use with 148 mm O.L.D. frames
• Direct mount chain ring

Genuine, brand new, boxed Shimano product - Biketart are an official UK Shimano stockist.