Discover the Precision of Shilen's Contour #4 Barrel
Introducing the CONTOUR #4 BARREL by Shilen, a top-tier barrel blank designed for unparalleled accuracy and craftsmanship. Available in both chrome moly and stainless steel, this barrel is the perfect choice for discerning gun builders.
Why Choose Shilen Barrels?
The heart of any firearm lies in its barrel, and the Shilen 7mm 1-9 Twist #4 Chrome Moly Barrel Blank exemplifies the pinnacle of barrel manufacturing. With meticulous attention to detail, these barrels are crafted to ensure that your finished firearm performs at its best.
All barrels are rifled with six lands and grooves using the Cold Forming process, employing carbide dies produced in Shilen's facility under strict quality controls. This method guarantees exceptional uniformity from breech to muzzle.
Specifications:
- Material: 4140 chrome-moly or 416 stainless steel
- Metric Dimensions: 1" (2.5cm), Weight: 1 lb. (.45kg)
Quality Assurance
Each barrel undergoes rigorous testing, including air-gauge inspection with a sensitivity of .00005" and 6X borescope inspection. All barrels, ranging from .22 to .30 caliber, maintain groove tolerances within .0005" and uniformity within .0003". Stress relief is fully applied, and all stainless steel barrels are hand lapped to ensure the highest quality.
Only barrels that pass all specifications are offered for sale. Any barrel that raises concerns is reprocessed and bored to a larger caliber, ensuring that quality and reputation remain uncompromised.
Special Orders
If a Stock # is not indicated in the chart, the barrel must be ordered on a Special Order basis. Please note that Special Orders require full payment in advance and are non-cancelable and non-refundable. Allow 8-10 weeks for delivery. Shipping is not prepaid.
Choose Shilen barrels for your next custom gun project and elevate your craftsmanship to new heights!