Share Lego Technic 4-speed RC Sequential Transmission With Stepper Shifter04:33 0 Share 0 Likes 0 Dislikes Published on February 6, 2017 Free building instructions here: More at: FB: G+: Category: #Video Submitted by: Admin Tags:4speed, Lego, RC, Sequential, Shifter, Stepper, Technic, Transmission About The Author Admin Related Posts
