Custom Hop Arm for Kriss Vector Krytac GBBR airsoft First Factory

First Factory is a brand of Laylax, recognized worldwide for the quality of its parts and accessories for airsoft replicas.

Here we offer a Custom Hop Arm internal part, specially designed for the GBBR Kriss Vector Krytac airsoft replica.

The design of this partconsiderably improves the replica'shop-up effect compared with the original part.