Achieve smoother and easier inside neck sizing without the hassle of lubrication by upgrading your die sets with the Carbide Size Button Kit. This kit is designed for bottleneck cartridges ranging from .20 to .338 Cal and features a carbide size button that floats freely on the decapping rod, allowing it to self-center in the case neck for consistent and precise sizing. Each kit includes the carbide size button, a retainer and a spare decapping pin, ensuring you have everything you need for efficient reloading. Compatible with all type-S dies, this upgrade enhances your reloading experience by improving both ease of use and performance.