e*thirteen e*spec Plus Ebike Crank Arm Set - Shimano EP8 160mm Black hub model-ratchet EXP Vibrocore is a proprietary biodegradable

Vibrocore is a proprietary biodegradable complex foam core of precisely controlled density

8# test on newly designed 3" large arbor spools

BL-MT201 has a versatile design that matches numerous bike styles

Computational Fluid Dynamic design integrates the maximum volume of internal channeling for optimal airflow through the helmet

e*thirteen e*spec Plus Ebike Crank Arm Set - Shimano EP8 160mm Black hub model-ratchet EXP Vibrocore is a proprietary biodegradablee*thirteen e*spec Plus Ebike Crank Arm Set Shimano EP8 160mm Black. e*thirteen e*spec Plus crank arms are made from 6061 aluminum and designed to provide slim q factor providing greater pedaling efficiency and comfort on your ebike. Slim Q factor low overall profile and volume 6061 Aluminum TECH SPECS Color Black Crank Length (mm) 160 Pedal Spindle 9 16" Spindle Interface Type Hollowtech II Designed for ebike Yes Defined Color Black