Holosun HE 507COMP - GR .25 They are made out of

They are made out of soft lead which ensure a large opening/expansion even at very low velocities

The hardware is tough and durable to stand up to the toughest of environments

such as is the case with most 1911’s

The SIG P320 model fits all the P320’s: The P320 MAX

W&E Travel Range: ±30 MOA

Holosun HE 507COMP - GR .25 They are made out ofThe Holosun HE507COMP handgun sight features a large 1. 1 x 0. 87 objective lens for enhanced shooting performance and Holosuns new Competition Reticle System (CRS) with Holosuns 540nm Green Super LED and up to 50k hour battery life with a 1632 cell. CRS is an enhanced multi reticle system with four components including a precision 2MOA dot, an 8MOA circle, 20MOA circle, and 32MOA circle with multiple combination settings to suit individual shooter