Product Description The RCBS Die Lock Ring Assembly is a durable steel locking ring designed to help reloaders set up a die once and lock it securely in place for consistent, repeatable adjustments. After your die is dialed in, the lock ring helps maintain your setting so the die can be removed and reinstalled without having to recalibrate. Designed to fit standard 7/8-inch-14 threaded dies, this lock ring assembly uses a set screw to help prevent slipping or loosening during use. Product Highlights Helps preserve die settings for repeatable reloading results after removal and reinstallation Fits standard 7/8-14 threaded reloading dies for broad compatibility Steel construction for long-lasting durability in your reloading setup Set-screw locking design helps keep the die securely positioned and resistant to loosening Hex-style lock ring profile for easier adjustment during die setup Specs Brand: RCBS Product Type: Die Lock Ring Assembly Thread Pattern / Fit: 7/8-inch-14 (fits 7/8-14 threaded dies) Material: Steel Locking Method: Set screw Quantity: 1 ring UPC: 076683875013 Manufacturer Part Number: 87501 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.