Stainless Lo-Pro Gas Block Barrel 5.56, 20″ Medium Varmint



Legal Notices:

ATF Regulations

All ATF regulations apply.

Each state’s laws dictate what can or cannot be possessed in its own state. Some counties within each state hold different laws as well. Please contact your local ATF field office with any ATF related questions or concerns you may have. Noveske Rifleworks LLC reserves the right to use discretion when selling to each individual state.

Prop 65 Warning

Prop. 65 Warning for CA Residents WARNING:

This product can expose you to Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm.

For more information go to

• 20” 5.56mm 416R Stainless with 1:8 twist 3 land and groove
• Twist rate optimized for 69 grain and lighter projectiles
• Individual serialized barrel for QC purposes
• Hand polished Noveske Proprietary Match Chamber
• Rifle length gas tube included
• Noveske marked gas block: Low profile, .875” journal, pinned to barrel
• M4 barrel extension w/extended hand polished feed ramps
• 11 degree target crown
• Bead blasted finish
• No muzzle threads
• Weight is 53oz

Additional information

Weight 3.5 lbs
Dimensions 20 × 4 × 4 in
Headspaced Bolt

Yes, No