Shimano DEORE RD-M8120 12 Rear Derailleur Long Black/Gray Sunshine_Enriched Supportive yet comfortably upholstered with

Supportive yet comfortably upholstered with natively pressure relief with a tapered cutout and strategically placed gel pad inlays all the way towards the nose of the saddle

The Universal Derailleur Hanger consolidates thousands of hanger options across the industry

Tread siping to provide additional cornering traction

The UDH is designed to rotate rearward in the event of impact and features the ability to “re-rail” the chain back onto the small cog

Compatible with any bike frame that has 2 standard 64mm spacing bottle cage mounts (most modern frames)

Shimano DEORE RD-M8120 12 Rear Derailleur Long Black/Gray Sunshine_Enriched Supportive yet comfortably upholstered withThe all new SHIMANO DEORE XT M8100 series of derailleurs brings a new level of drivetrain silence thank to decreased tension in the low gear position and an added bumper on the pulley cage. Larger 13T pulleys increase efficiency and chain management while compatibility with SHIMANO's new 12 speed cassettes boosts range. Fast and precise shifting performance optimized to take on any trail Faster and shockless shifting HYPERGLIDE+ Extra wide range with