Hello Vex-perts . This year, my team and I decided on building a DR4B for the Tower Takeover competition. This is our first time building it. We seem to be having issues when the DR4B is rising when we manually lift it. The weight of the central part of the lift is leaning heavily to the right side,…

Thank you all for the replies! It turned out to be a spacing issue between the two lifts (the space between them on the base was too less on one side, and was pushing the entire thing in one direction and yanking the gear channel off). With the help of cross braces and rubber bands it is so much be…

If you don’t have bracing for the DR4B, I would say that’s your issue but pictures of the DR4B would help us see what could be going on.

Yes pictures please Tjat would be very helpful

[image] DR4B Tutorial by 333A Technical Discussion It is that time of the season when beginner teams are searching for resources to assist them with building their first DR4B lift, and senior teams are looking for new ways to build taller, stronger, and more stable DR4Bs, …

DR4B Tilting

VEX V5 Robotics Competition VRC > Tower Takeover (19/20)

SiliconOxide January 5, 2020, 10:00pm 4

This tutorial here is very good. Many types of bracing are described.