For Sale, 1 DPMS Four Rail Aluminum Bull Barrel Gas Block. Inside Diameter of gas block is .936". Attaches to barrel with two set screws. Latest design, with rounded front edges on each of the four rails. I purchased a new DPMS bull barrel and I do not need this gas block that came with it. No gas tube or roll pin. SOLD Picture available on request I accept Money Orders or PayPal. Please contact me through my e-mail.
G. Jason Payne