This is an optional set of Kyosho RB7 Aluminium Crank Arms, intended for use with Ultima RB7 and RB7SS kits. These crank arms are machined from quality aluminum.
This product was added to our catalog on March 13, 2020
Monday, Aug 10 2020 (about a year ago)
Kyosho RB7 Aluminium Crank Arm Set (2)
These fit really well and they look good. Steering is slightly improved but don't expect a "night and day" difference.