Top-tier performance at an unbeatable price
For consistent cycling and optimal accuracy across all .45 ACP loads, relying on factory-spec components such as this DLC-coated, G21-compatible barrel is a wise choice.
Barrel Compatibility
This barrel fits all Gen 1 to Gen 4 GLOCK® 21 pistols.
Barrel Features
- Size: .45 ACP
- Barrel Length: 4.5"
- Twist Rate: 1:16
- Material: 4150 Gun Steel
- Finish: Black Diamond-Like Carbon (DLC)
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