Shimano SLX FC-M7120-1 Crank 1x12-speed - Boost

The Shimano SLX FC-M7120-1 is a 1x12-speed MTB crankset featuring a 32-tooth chainring, 175 mm crank arms, and Boost‑compatible 55 mm chainline. It uses Shimano Hollowtech II technology with a Direct Mount interface and weighs approximately 638 g.

The Shimano SLX FC-M7120-1 crankset is designed for mountain bikes that require a reliable 12-speed drivetrain. It incorporates a single 32‑tooth chainring mounted via Shimano’s Direct Mount system, allowing quick installation and secure chain retention. The crank arms are forged aluminium, 175 mm in length, and connect to a Hollowtech II bottom bracket, providing a lightweight yet stiff platform. With a chainline of 55 mm and a Q‑factor of 178 mm, the crankset aligns with Boost spacing standards, enhancing drivetrain efficiency. Weighing roughly 638 g, it balances durability and performance. Compatibility extends to Shimano XTR, Deore XT, and SLX brake groups, ensuring broad applicability across high‑end MTB setups.

• 12-speed drivetrain
• Boost‑compatible 55 mm chainline
• Direct Mount chainring interface
• Shimano Hollowtech II bottom bracket system
• 175 mm crank arm length
• Weight approx. 638 g