Modify Accurate Metal Hop Up Chamber
Designed for TOY AK47/ 47S series.
2 types hop up arm.
Hardened the pressure point making the hopper more accurate and stable with faster pressurization.
The Modify adjustable hop up chamber permits one-touch adjustable using the dial and lever, making it an accurate hop up system.
hop up arm are interchangeable between raised pressure point type to the stock. Gives you two hop up arm for the price of one.