Rival Arms RA20G202A | Glock 19 9mm 4.02 in Threaded

This Rival Arms RA20G202A is a match-grade precision drop-in barrel designed for use with the Glock 19 and chambered for 9mm. The barrel is CNC-machined from 416R stainless steel, finished in Black PVD, and features a fluted, threaded profile with a target crown. It incorporates a BORSLICK Boron Nitride DCD inner bore treatment to reduce fouling and ease cleaning. Typical applications include everyday carry (EDC) upgrades and precision/target shooting where tighter groups and consistent performance are priorities.

Product Specifications

• The barrel measures 4.02 inches in overall length.
• The chambering is listed as 9mm.
• Fitment is listed as Glock 19 Gen3/4.
• The barrel is CNC-machined from 416R stainless steel billet.
• The external finish is Black PVD.
• The rifling is 1:10 twist with 6-groove rifling.
• The thread pattern is 1/2-28 for compatibility with common muzzle accessories.
• Included with the barrel is a color-matching Rival Arms thread protector.
• The inner bore has a BORSLICK Boron Nitride DCD treatment.
• The muzzle is finished with a target crown.
• The barrel is fluted to reduce mass and assist cooling.
• This is sold as a match-grade precision drop-in barrel.
• Installation requires no gunsmithing.
• The product carries a limited lifetime warranty.
• The UPC is 788130026588.

Built and finished for consistent performance, this Rival Arms threaded barrel gives Glock 19 owners a serviceable match-grade option that pairs modern coatings and bore treatments with precision machining. The drop-in design and included thread protector make it straightforward to integrate into a prepared pistol slide, while the 1:10/6-groove rifling and target crown support accurate, repeatable groups for range and competitive use.