Made from 416R Stainless Steel, this 300 Blackout is hand lapped, has M4 feed ramps and 5/8-24 Threading. Comes with a black nitrided Adjustable Gas Block.

Features :

• Profile: Medium
• ,Length: 16.1";"Weight: 1lb 10.7oz"
• Gas placement: Pistol
• Rifling: Button 8 twist
• Made from 416R Stainless Steel
• Hand-Lapped
• M4 Feed Ramps
• 5/8-24 Threading
• Finishing: Black Nitride