Xpress XP-10689 V2 Composite Rear Upright 2pcs V2 for XQ2S XQ10 XQ1 FT1 FT1S
V2 of our rear uprights. We have further added more material to the hub for higher durability. Hard composite version resulting in higher corner speed but may take away some drivability.
If you are upgrading the suspension of XQ1 or XQ1S, you also need to purchase the 3.0mm outer suspension pins #XP-10602 and Hard Strong Front And Rear Composite Suspension Arms #XP-10923.