A high-quality gas tube is a must to keep your rifle running perfectly. Choose a RIFLESPEED premium-quality straight gas tube for use with the innovative line of Riflespeed Gas Controls on the AR15 rifle. Available for most gas system lengths. Includes roll pin. Made in the USA. 

Gas system measurements are as follows:

• Micro: 2.78"
• Pistol: 4.3"
• Carbine: 7.3"
• Patrol: 8.7"
• Midlength: 9.3"
• Intermediate: 11.18"
• Rifle: 12.65"
• Rifle +1: 13.6"