It's streamlined for the most competitive profile possible

Estimated 10-15% efficiency improvement

forward assist

Shipped: Empty (No Air Inside)

Designed to enhance accuracy

Lancer Tactical Stainless Steel Treaded 5.1 Outer Barrel for Hi-Capa hi-capa inner barrel It's streamlined for the mostSpecifications Manufacturer: Lancer Tactical Material: Stainless Steel Compatibility: For 5. 1 Hi Capa series airsoft gas blowback pistols Length: 5 inches Color: Blue Features Stainless steel construction with a polished silver finish that looks and feels high quality 11mm clockwise internal threading that makes mounting mock suppressors and tracer units quick and easy. Package Includes: 1x Outer Barrel