We are a rifle parts manufacturing company specializing in innovative and new designs for the firearm industry. We are the pioneers behind the Sentry Gas Block. SLR Riflework’s goal is to bring new, innovative products to the market. We rigorously test all of our products to ensure you get the fail-proof, top-quality products that you are looking for. Look for SLR to continuously bring new products. Because we have our own state-of-the-art manufacturing facility loaded with CNC mills, turning centers, Swiss screw machines and wire EDM, we can produce new products at the word “go.&r (less)