Prometheus Flat Air Seal Hop-Up Rubber Soft Type

Hop-up rubber that features three internal ridges for a uniform grip and uniform rotation of the BBs which also greatly improves accuracy.

Prometheus hop up rubber soft type

VFC hop up rubber

Psionic Nub concave for AEG small S
 
Concave elastic nub for HOP UP:
VFC 2016/18; ICS hop up full metal, ICS EBB (ma-215); cz discovery evo with modifications,
Marui SRE ngrs, G36 hop up, steyr aug, Krytac, GBLS 2022, VFC MP7 gen2, E&L, LCT, GBLS 2022

REPLACEMENT FOR ELECTRIC GUNS FROM SOFTAIR, RUBBER HOP UP G & G

BRAND G & G

Universal BLACK hop-up hopper.
Improves stability on the trajectory of the shot.
Ultra-resistant material.

Proven performance, excellent range, and superior accuracy. The easiest way to instantly improve your performance. Over a decade of engineering prowess, superb quality, and tolerances, you can count on a Prometheus bucking to hop your BBs even further and more accurately.

MR. HOP is a hop-up bucking made of a mixture of silicone 50°, designed for the AEG series replicas.

LayLax(Prometheus) Straight Flat Hop-Up Rubber (Black)(Extra Soft)

Suitable for use with Prometheus Delta Strike Barrels