Dynamic Action Buffer - Type B
The Type A Buffer is a gives a heavier felt recoil when firing the GDR15 or GDR416 and is four times the weight of the stock buffer at 120g
To produced the sharper recoil the Type Buffer houses has a black end which houses a 20 pound recoil spring
Included is an Increased Buffer spring that keep the cycling and response rate similar to the stock GDR15 / GDR416
