This Trijicon RMR/SRO adapter mount fits the Sig Sauer P320 LE Pro Designed and tested specifically to mount the Trijicon RMR or SRO to the Sig Sauer line of pistols. The mounts are easy to install using the existing mounting points. Each plate is precision machined to ensure reliable, durable mounting and then hard anodized to protect against the elements. Compatible with Gen 1 and Gen 2 Sig Sauer P320 LE ProsMatte Black Anodized FinishPlate thickness.135”Made from Steel and weighing 32 Grams Trijicon RMR/SRO Pistol Mount SIG P320 LE PRO AC32105