UTG Model 4 Flip-up Front Sight for Regular Height Gas Block
• Quick Detachable Front Sight with Adjustable A2 Square Post Assembly to Fit All Picatinny/Weaver Style Rails
• Equipped with Locking Retention Thumb Nut and Clever and Robust Flip-up Posi-lock Design to Guarantee Zero in the Most Extreme Combat Condition
• Precision Elevation Adjustments to Enhance Shooting Accuracy
• Profile Designed for Installation on Gas Block
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