This is a Top Mount Picatinny Rail for the Huben GK1. This accessory will provide flexibility in optics mounting for the GK1--from smaller prisms a...

This is a replacement/spare part if your front fiber optic sight falls out or goes missing.

GoGun's Reflex Red Dot Sight is the perfect companion for your Huben GK1 or other Airgun. It's lightweight and durable, equipped with a 3MOA red do...

Adapter that allows you to connect a sound suppressor/moderator to a GK1 Air Pistol.

Enhance your GK1 with our new low-profile sight mount plate. This RMR footprint plate allows you to mount a red dot / reflex sight to your GK1. It ...