30-39mm

Trijicon TA01 ACOG 4x32mm Riflescope w/ RMR – .223 Amber Crosshair BDC

Trijicon FDE ACOG 4x32mm – Horseshoe Dot .223/5.56 BDC Reticle

Trijicon FDE ACOG 4x32mm – Crosshair .223/5.56 BDC Reticle

Trijicon ACOG 4x32mm – Donut .223/5.56 BDC Reticle

Trijicon ACOG 4x32mm – Crosshair .223 BDC Reticle

Trijicon ACOG 4x32mm – Chevron .223 BDC Reticle

Trijicon ACOG BAC USMC RCO 4x32mm – Red Horseshoe Dot .223 BDC Reticle

EOTech Vudu 4-12×36 FFP Riflescope Integrated Mount w/ EFLX – MD5 MRAD Reticle

DNT Optics TNC635R ThermNight Digital Thermal and Night Vision Riflescope with Laser Rangefinder

Nocpix LUMI L35R Thermal Monocular with Laser Rangefinder

Sightmark Shade 256 3.5-28×30 Mini Thermal

Vortex Crossfire HD 2-7×32 Riflescope – Illuminated Dead-Hold 2A BDC

Nocpix Vista H35R Rangefinding Thermal Monocular

Nocpix SLIM L35 Multi-Function Thermal Optic

Nocpix LUMI L35 Compact Thermal Monocular

Leupold Freedom RDS Muzzleloader