Pro-Shot Trace Erasor Spear Point Jag .338 Winchester Magnum #8-32 threads Silver. Pro-Shot's Trace Eraser Jags eliminate false indications of copper fouling left in the barrel caused by traditional brass jags. Specifications for Pro-Shot Trace Erasor Spear Point Jag: Manufacturer: Pro-Shot Quantity: 1 Fabric/Material: Aluminum Included Accessories: Standard Color: Silver Features of Pro-Shot Trace Erasor Spear Point Jag: Precision Engineered Design and Function; Keeps patch in place while cleaning for maximum cleaning; Jags are stamped according to each size for easy identification; Exact fit for each cal./mm Package Contents: Pro-Shot Trace Erasor Spear Point Jag Pro-Shot 338TEJ: Trace Erasor Spear Point Jag .338 Winchester Magnum #8-32 threads Silver