ZRO Delta Modulus Compact Barrel 9mm 4 Barrel Features The ZRO Delta Modulus Compact Barrel features a durable nitride finish that provides corrosion resistance and simplified maintenance for regular use. Its 9mm configuration and 4 inch length promote a balance between compact size and ballistic performance. Precision manufacturing ensures consistent chamber alignment and reliable feeding with compatible magazines. Designed to integrate seamlessly with the Modulus modular system this compact barrel installs without permanent modification. The shorter length enhances maneuverability for close quarters and everyday carry setups while preserving reliable performance. It is an ideal choice for shooters seeking enhanced control and versatility in a compact package. ZRO Delta Modulus Compact Barrel 9mm 4 Barrel Specifications Manufacturer: ZRO Delta Model: Modulus Compact Barrel Caliber: 9mm Barrel Length: 4 inches Finish: Nitride Application: Replacement Barrel Compatibility: ZRO Delta Modulus Platform