FSA axle 127 mm M.Exo Modular MTB A3157

FSA axle 127 mm M.Exo Modular MTB A3157

FSA crank spindle 127 mm M/EXO Modular MTB A3157

The FSA A3157 spindle is designed for fitting FSA M/EXO Modular MTB cranks. It offers high stiffness, precise seating and a long service life even under intensive load. With a length of 127 mm it suits wide MTB frames and ensures the correct chainline when used with FSA Modular cranks.

Features and benefits:

• Original FSA M/EXO Modular MTB spindle

• Length 127 mm – ideal for wider MTB frames (Boost and non-Boost)

• Made of hardened steel – high strength and resistance to deformation

• Precise CNC machining for a perfect fit in the bearings

• Compatible with FSA Modular MTB cranks (KFX, SL-K, Afterburner, Comet)

• Optimised for MegaExo / BB392 / BB386EVO / BB92 bottom brackets

• Easy installation and servicing thanks to precise guidance and an internal thread

Technical specifications:

• Model: A3157

• Intended for: FSA M/EXO Modular MTB cranks

• Spindle length: 127 mm

• Diameter: 30 mm (standard MegaExo)

• Material: steel (CNC-machined, hardened)

• Compatibility: BB392 / BB386EVO / BB92 / PF30 MTB

• Weight: approx. 120 g

Use and recommendations:

Suitable for fitting and servicing FSA Modular MTB cranks, especially the KFX, SL-K, Afterburner and Comet models. It ensures the correct chainline and maximum power-transfer efficiency.