e*thirteen Helix Race Alloy e*spec Crank Arm Set - Specialized M30 SL1.1 14mm Offset 160mm Self Extractor BLK MFPN=BB 3903 LLU-BAG 4 mm H5 (4

4 mm H5 (4

The Monitor AM features higher protection with articulated fingers a palm pad and extra knuckle material to provide extra durability

8mm Stem Length 45mm 1-1/8" Threadless Black

A durable steel barrel and large steel base with ergonomic padded handle make it easy to get your ride up to pressure fast

Fully checked damper allows for Low Speed Compression adjustment and optimal traction control tuning

e*thirteen Helix Race Alloy e*spec Crank Arm Set - Specialized M30 SL1.1 14mm Offset 160mm Self Extractor BLK MFPN=BB 3903 LLU-BAG 4 mm H5 (4e*thirteen Helix Race Alloy e*spec Crank Arm Set for Specialized M30 SL1. 1 14mm Offset 160mm with Self Extractor Black. A high performance weight optimized alternative to carbon fiber for riders who prefer alloy cranks. These 24mm ISIS interface cranks are engineered for compatibility with Bosch Gen 4 Brose S Mag TQ HPR 50 Fazua Yamaha Maxon and Specialized Brose motor systems. They come in short lengths starting at 155mm for improved pedal clearance