The M1911 is a self-loading pistol chambered for .45 ACP. Designed by John Moses Browning in 1908 (US Patent 984519, February 14, 1911). The pistol was in service with officers and non-commissioned officers of all branches of the armed forces, branches of the armed forces and services of the US Armed Forces from 1911 to 1985, it is allowed for use by military and police officers as a personal weapon at the present time.
M1911A1 - model arr. 1926.

link:
https://www.oldcolt.com/collections/newest-additions/products/colt-m1911a1-45acp-sn-1183884-mfg-1944 

For Corona render, it is recommended to install a version of at least 1.5, since
The glossiness of the materials is adjusted with PBR in mind.