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

The head of the quick-release lever and the face of the clamp are given a proprietary zero friction” surface treatment that ensures smooth lever action for the life of the clamp without the need for a bush

Cons: An integrated GoPro mount would be a nice addition

When combined with the VPD System Back

plus Jacquard detail for added ventilation

BikeYoke Revive Max Upper Tube Unit - Black - 34.9mm - 213mm Ignore Wholesale Tier 2 Brand Rule Materials: The Flow MK4 isIncludes: 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.