e*thirteen Helix Race Alloy e*spec Crank Arm Set - BOSCH Gen4-Brose S Mag-TQ HPR50 26.5mm Offset 155mm Self Extractor Silver MPFN-BBTOOL-48-44 4 PSI 40 TPI 60

4 PSI 40 TPI 60 Tire Bead Folding Tire Diameter 29" Tire Intended Use Mountain Tire Type Tubeless Ready Clincher Weight 1140

7 Stem - 70mm 31

Tooth Count 32 Ring Position/Type Chain Retaining Single Ring Drivetrain Speeds 9 Drivetrain Speeds 10 Drivetrain Speeds 11 Drivetrain Speeds 12 Chainring BCD 104 Color Red Defined Color Red Material Aluminum

Abrasion restistant nylon fabric

e*thirteen Helix Race Alloy e*spec Crank Arm Set - BOSCH Gen4-Brose S Mag-TQ HPR50 26.5mm Offset 155mm Self Extractor Silver MPFN-BBTOOL-48-44 4 PSI 40 TPI 60Compatible with Bosch, Brose S Mag, TQ, Fazua*, Yamaha, Maxon and Specialized Brose motor systems using the 24mm ISIS standard Forged and CNC finished for performance with great style Available in short lengths for improved clearnace Equiped with built in allpy self extracting cranks bolts and crank boots Tested to exceed E Enduro EN17406 Class 4 standards TECH SPECS model Helix Race Alloy e*spec length 155mm spindle interface 24mm ISIS Q factor