This replaces the factory shroud and uses the factory end piece to secure it to the 1/2-20 threaded barrels. It makes the R-10 shorter and much more balanced. No sound attenuation, but you can add a device if you like. Asking $50+S/H to CONUS. PayPal OK.
Deal by E-mail Only - luv2shoot2(at)hotmail(dot)com