JJ SLR Hop Up

STD-X SLR-CTR Hop Up

Compatible with Jingji SLR, STD SLR gel blaster toy gun.

Can be mounted with a muzzle or flash hider.

Brand: DK

Feature: adjustable, directly insertion

Material: 3d print PLA

Package: 1x std hop up

Note: use 502 or other glue to fix it if possible.