- Trijicon RMR / SRO, Holosun 407c / 507c Mount for Sig Sauer M17 / M18 Optics ReadyThis mount fits: Sig M17 Sig M18 Sig P320 X-Five Legion (with Romeo1 PRO cut) Sig P320 X-Carry Optics Ready (with Romeo1 PRO cut and no rear sight cut) Sig P320 X-Compact (with Romeo1 PRO cut and ... 49500
$49.99 - Vortex Viper / Venom (fits Burris FastFire, Docter, Viridian RFX25) Red Dot Adapter Plate For Sig Sauer M17 / M18 Optics ReadyHAVE AN AIMPOINT ACRO? USE THIS PLATE TO ADAPT THE DOCTOR FOOTPRINT TO THE AIMPOINT ACRO FOOTPRINT Our EGW red dot sight adapter plate for the Sig Sauer M17 and M18 allows you to mount a Vortex ... 49201
$49.99