Product Description The RCBS 9552 Primer Plug, Sleeve, and Spring (Large) is a high-quality replacement parts set designed to keep your single-stage press priming system running smoothly. Built for compatibility with the RCBS Rock Chucker, Reloader Special, and most C-frame single-stage presses, this kit is an easy way to restore reliable large-primer operation and maintain consistent reloading performance. Product Highlights Genuine RCBS large primer plug, sleeve, and spring replacement set for single-stage presses Compatible with RCBS Rock Chucker and Reloader Special, plus most C-frame single-stage presses Durable metal construction with black finish for long-lasting use Ideal for replacing worn or missing priming components to maintain smooth priming function Includes one complete set: primer plug, sleeve, and spring Specs Brand: RCBS Manufacturer Part Number: 9552 UPC: 076683095527 Size: Large Compatibility: RCBS Rock Chucker, RCBS Reloader Special, and most C-frame single-stage presses Material: Metal Color/Finish: Black Quantity: 1 set (primer plug, sleeve, and spring) Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&&';;s manufacturer.