30-39mm

Trijicon ACOG OD Green 4×32 Riflescope – Chevron .223/5.56 BDC Reticle

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

EOTech Vudu 4-12×36 FFP Riflescope – MD5 MRAD 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