AB Prototype A-10 Barrel, P320 5.0in, 10mm, NO LCI, Gold

AB Prototype

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AB Prototype A-10 Barrel for SIG Sauer P320 X-TEN, 10mm, 5.0", no LCI, Gold PVD (Titanium Nitride)

This is the new AB Prototype A-10 barrel for the SIG Sauer P320 in 10mm AUTO. This precision machined barrel is cut from US-sourced, certified 416 stainless steel bar stock right here, in the USA at an ISO-9001 accredited machine shop. Tighter-than-factory tolerances, meets or exceeds factory specs, with SAAMI-spec match chamber, 1:16 Twist, drop-in replacement barrel for the SIG Sauer P320 X-10. Barrel is push button-rifled with an 11 degree target crown and hardened to 42-44Rc with QPQ (Nitride) finish and features subtle barrel fluting for a refined appearance. Compatible with most bullet types. Gold PVD coating is professionally applied after QPQ finish.

Will work with the P320 X-TEN models in 10mm only or for a custom 10mm P320 build. Also works with aftermarket XTEN (X10) slides, AB Prototype and others. Will not work with X5, M17 or other 9mm full-size (4.7") slides. Drop-in fit for reliability.

Please note this barrel will not fit X5s and similar P320s in 9mm, .40 or .357SIGDOES NOT FIT X-Ten COMP (this pistol is designed for a 3.8" barrel only!).

Includes: 1 AB Prototype A-10 5.0" Barrel, 10mm (NO LCI CUT), Gold PVD (TiN). MADE IN USA. Factory grease may be present. No other parts are included. Proper lubrication is recommended before installation.

Installation is available for an additional charge. Installation of parts should always be verified by an accredited gunsmith for safety and function.

All AB Prototype manufactured products offer a limited 1-year warranty to the original purchaser covering defects in material or workmanship and only extend to replacement parts as originally provided and/or installed for the original purchaser. Warranty does not cover normal wear and tear or coatings. Any unauthorized work, installation, improper or unsafe handling or utilizing non-SAAMI, hand-loaded, reloaded and/or remanufactured ammunition will immediately void this warranty. No other warranties are given or implied. 

COATING DISCLAIMER: Gold PVD (TiN) coating is not as tough as Black Nitride (QPQ) coatings. Expect some cosmetic wear. This will not affect function.

DISCLAIMER: AB PROTOTYPE IS NOT AFFILIATED WITH SIG SAUER®. These barrels are not manufactured, endorsed or warrantied by SIG Sauer®.

You can find our 10mm slides here: A-10 10MM SLIDE