SSP18 Reinforced Hammer Unit
A high-quality steel hammer unit for the SSP18. Made specifically to ensure that your SSP18 can endure the hardships of HPA and extensive full auto fire.
You can install it if you intend to push the SSP18 to the limit, for example, by using HPA + drum magazine + carbine kit combo.
In the box is the fully assembled hammer unit with an extra screw to hold it in the frame.