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The 6mm Dasher has earned its place as one of the most accurate cartridges in precision shooting, and Proof Research built this 26-inch stainless barrel to get the most out of it. Chambered and threaded as a shouldered pre-fit, it carries a 1:7.5 twist that stabilizes the heavy 105 to 115 grain match bullets Dasher fans love to run. The 5/8-24 muzzle threads mean you can thread on a brake or suppressor without any extra machining, and the competition contour gives you a stiff, stable profile built for consistent shot-to-shot performance across long strings of fire.
The Dasher is an efficient 6mmBR improved design with a 40-degree shoulder, and it has built its reputation on elite accuracy, low recoil, and respectable barrel life. It has set records in 600 and 1,000 yard benchrest and has become a dominant pick among PRS and NRL competitors. Pairing that cartridge with a Proof barrel is a natural fit for anyone chasing small groups and clean target hits well past 800 yards.
Proof manufactures its stainless steel barrels in-house from double stress-relieved 416R stainless, the same match-grade foundation behind their reputation for extreme accuracy. The company's barrel-making roots trace back to their 2012 merger with Lawrence Barrels, bringing decades of precision steel barrel experience under one roof. The stainless construction holds up to corrosion and heat over extended firing, which matters when you are putting round after round downrange at a match.
As a shouldered pre-fit, this barrel is designed to install with minimal tooling. You thread it on, torque it down, and verify headspace with proper gauges before heading to the range. These barrels are offered for a range of popular actions, so make sure you select the correct action variant to match your receiver before ordering.
Yes. It comes with 5/8-24 muzzle threads, which is the standard pitch for most 6mm brakes and suppressors. You can thread on your device without any additional machining.
It does. This is a shouldered pre-fit barrel, so it arrives chambered in 6mm Dasher and threaded for a straightforward install. You thread it onto your action, torque it to spec, and confirm headspace with proper gauges before shooting.
Yes, the 1:7.5 twist is purpose-built for the Dasher and handles the heavy high-BC match bullets competitors favor, typically in the 105 to 115 grain range. It is the twist rate that has helped the Dasher set benchrest records and dominate PRS leaderboards.
Proof offers this 6mm Dasher competition barrel in versions for several popular short actions, so you need to confirm you are ordering the variant that matches your receiver. Check your action model before purchasing to make sure the shoulder and tenon are correct for a proper headspace.
| UPC | 843068123324 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | 123324 |
| Length | 26'' |
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