3DP90 16" BarrelTHIS BARREL DOES NOT FIT A FACTORY P90 OR PS90 - ONLY FOR 3D PRINTED VERSION* Chamber- 5.7x28* Length- 16"* Threads- 1/2-28* Finish- Nitride* Twist- 1:7* Material- 41V50* Weight- * Marked for Caliber and Twist* Fully Made In House From KAK Industry Produced BlanksAll Barrels Are Air Gauge Inspected for Correct Bore Size & Tolerances, completed Barrels are Inspected for Proper Headspace using Calibrated Gauging.