F.O.W. Nub general info:

-Designed to F.A.S.T. chamber.
-Provide equal pressure on the rubber.
-No risk of cutting the rubber like oversized flat nubs would.
-Optimal for R-Hop, works well with standard rubbers.
-Dimensions fit to the F.A.S.T. chamber.
-No side to side movements. (Prevented by chamber walls)
-No back and forth movent. (Prevented by hop arm)
-No axial twis
-CNC aluminium made.

9$ +3$ priority shipping.

With R-hop it easy lifting .48 at setting ~2-3 at 3.3J.
Designed by Fownie Fow