An improvement over the stock Silverback nub, we've found it to be a much-needed upgrade in the Tac-41 Lite Sport as well as the other Tac-41 variants.
From LongbowBB:
Introducing the new evolution of the Chub Nub (from Chris @ Orange Guides)
The TAC-41 Chub nub V2
Concave face (due to popular demand)
A smoother more precise production resulting in zero lines in the nub and an EVEN more precise fit
