Cons: An integrated GoPro mount would be a nice addition

dialed-in fit

The integrated lever allows for fitting without the need for special tools and the whole rack can be locked onto the towball (2 keys included)

Materials: The Flow MK4 is made from 6069 Aluminium Alloy and features a welded joint

BikeYoke Revive Max Upper Tube Unit - Black - 34.9mm - 213mm Ignore Wholesale Tier 2 Brand Rule Cons: An integrated GoPro mountIncludes: 1x upper tube REVIVE MAX compatible with: REVIVE MAX REVIVE MAX 2. 0 REVIVE MAX 3. 0 1 x Wiper 1 x Upper Bushing 1 x Lower Seat Post Tube This set includes a complete lower tube unit with installed bushing and wiper. 30. 9 31. 6 are compatible with each other and allows the change of diameter of your post. Fits: Revive Divine You can find a video of the tube swap here.