Impact NBK Steel Hunting Action (short and Long actions)
Price range: $1,470.00 through $1,560.00
Based on the supremely popular 737R, the Impact Precision NBK brings you everything you love about Impact’s flagship 737R in a lightweight setup ideal for your next hunting rifle. The Impact NBK utilizes the same barrel tenon/headspace specs as the 737R and can readily accept 737R pre-fit barrels.
Description
The Impact Precision NBK steel hunting action brings match-grade performance to the backcountry. Built for serious hunters who demand precision in lightweight gear, the NBK gives you competition-level accuracy without the extra bulk. It’s the same trusted quality Impact is known for—just optimized for real-world hunting conditions.
Flawless Cycling
Crafted from pre-hardened 416 stainless steel, the NBK action is strong, smooth, and reliable. The bolt body features a DLC (Diamond-Like Carbon) coating, giving you flawless cycling even in harsh, dirty, or wet environments. Whether you’re deep in the woods or high on a ridge, you can trust this action to perform.
The NBK uses the Remington 700 footprint, so it fits a wide range of stocks, triggers, and bottom metals. It also supports pre-fit barrels, making custom builds faster and easier. You don’t need to be a gunsmith to install a top-tier barrel—just match, torque, and shoot.
With a 90° bolt throw, integral recoil lug, and compatibility with Wyatt’s extended boxes, this action blends tradition with cutting-edge engineering. It’s also offered in right- and left-hand versions, short and long action.
NBK Insanely Accurate
In short, the Impact NBK steel action is built for hunters who refuse to compromise. It’s tough, light, and insanely accurate. When every ounce and every shot counts, you want an action that’s as capable as you are. Drop it into your next build and experience why more precision shooters and hunters are choosing Impact.
Features:
- This is a standard 737R bolt body, but comes with an aluminum shroud and knob.
- Receiver is one piece with integral recoil lug and integral 20 MOA picatinny rail.
- Integral Recoil Lug is .240 thick
- Action comes standard as AW compatible allowing for AICS and AW mags.
- Action weighs in at 28oz
- Overall length of pic rail is 1.865″ Front and 1.765″ Rear
- Utilizes a mini M16 style extractor and plunger ejector
- Receiver is rough machined, heat treated, bolt races are EDM’d, and finish machined to ensure exacting dimensional tolerances.
- One piece bolt is designed with proper geometry and clearance to allow smooth operation under field conditions.
- Fluting on top and sides of bolt body carry dirt away while a smooth bottom portion ensures smooth cycling.
- Receiver headspace and index tolerance allows actions and barrels to be purchased off the shelf and USER INSTALLED.
- Rugged bolt stop design can take abuse while not requiring modification to stocks or chassis.
- Remington 700™ style action footprint allows compatibility with most available stocks and chassis. The KRG Chassis line requires machining for trigger hanger clearance!!
- Trigger Hanger allows simplified field maintenance to the trigger.
- Utilization of Remington 700â„¢ style triggers allows a wide range of trigger options.
- Black carbon nitride finish improves operation by increasing surface hardness and lubricity.
- THIS RECEIVER WILL NOT WORK WITH BDL STYLE HARDWARE!







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