Wilson Combat TRBCAPNIB Nickel Boron Bolt Carrier Assembly
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Specifications
Material Carpenter No. 158 steel bolt with 8620 steel carrier; nickel-boron (NIB) coated components with parkerized exterior and internally chrome-lined carrier
Weight 10.6 grams
Description
Product Overview
Wilson Combat TRBCAPNIB is a complete AR-15 bolt carrier assembly built for long-term 5.56 NATO reliability. It uses a Carpenter No. 158 steel bolt that is MPI inspected and randomly batch HPT tested, paired with an 8620 steel carrier that is internally chrome-lined and parkerized for corrosion resistance. Tool steel extractor and ejector components help deliver consistent feeding and ejection across a wide range of 5.56 case head-based AR platforms.
Key Features
- Carpenter No. 158 steel bolt with MPI inspection and HPT testing for dependable pressure durability
- Nickel-Boron (NIB) coated components with internally chrome-lined carrier for smooth operation and corrosion resistance
- Tool steel extractor and ejector machined per mil-spec details
- GI-spec gas key machining and chrome-lined, phosphated, heat-treated configuration with properly staked fasteners
- Full-auto style carrier mass/profile for added rotational inertia and reliability benefits on carbine-length and short/suppressed systems
- Drop-in fit for 5.56 case head-based AR rifles including .223/5.56 NATO, .300 Blackout, .204 Ruger, and 7.62x40 WT
Upgrade or refresh an AR-15 with a Wilson Combat complete bolt carrier assembly designed for consistent function and extended service life.
WARNING: This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to WWW.P65WARNINGS.CA.GOV
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- SKU:
- 437
- UPC:
- 810025500733
- BUDS ID:
- 182123
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| Material | Carpenter No. 158 steel bolt with 8620 steel carrier; nickel-boron (NIB) coated components with parkerized exterior and internally chrome-lined carrier | Nickel Boron coated 8620 tool steel carrier and 158 Carpenter steel bolt | Mil-Spec 8620 tool steel bolt carrier with Carpenter No. 158 bolt | 8620 steel carrier with hard chrome lining and a Carpenter 158 steel bolt, NiB UCT EXO coated | 8620 steel carrier with NiB electroless nickel boron UCT EXO coating; Carpenter 158 MPI shot-peened bolt; CP-R360 domed cam pin made from 17-4PH stainless steel |
| Weight (lbs) | 0.02 | 1.9 | 0.71 | 0.73 | 1.13 |
| Actions | Current Item |
