Aim Top Hob Rubber And Nub Set
The new Aim Top hop-up rubber will allow more precise hop-up adjustment.
It was designed for use with a power of 250-390fps.
It is very important to properly choose the hop-up rubber to the power of the replica.
Dedicated to springs with power M90-120 / 250-390fps
The set contains two hop-up rubbers and two spacers.
Blue 50
Green 65
Grey 70
Red 80