e*thirteen Helix Race Alloy e*spec Crank Arm Set - Specialized M30 SL1.1 14mm Offset 160mm Self Extractor BLK MFPN=HXCSXBXB1 Collarbone protection edges

Collarbone protection edges

}Park Tool HCW-7 Headset Wrench: 30

or EC (traditional External Cup) available for 1-1/8 inch and tapered steerers

then it will protect your chain in all riding conditions and allow you to ride longer between applications

8 8/4 deg Black

e*thirteen Helix Race Alloy e*spec Crank Arm Set - Specialized M30 SL1.1 14mm Offset 160mm Self Extractor BLK MFPN=HXCSXBXB1 Collarbone protection edgesA 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 and are tested to E Enduro standards. Color Black Crank Length (mm) 160 Pedal Spindle 9 16" Spindle Interface Type ISIS