30-39mm

Leupold BX4 8×32 Pro Guide HD Binoculars

Trijicon ACOG 4×32 LED Riflescope – Red Chevron MRAD Tree Reticle

Trijicon ACOG 4×32 Riflescope – Red Chevron MRAD Tree Reticle

RIX Storm S3R V2 Thermal Imaging Riflescope with Laser Rangefinder

Trijicon ACOG 3.5×35 Riflescope – .308/7.62 Chevron BDC Reticle

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

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

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

EOTech Vudu 4-12×36 FFP Riflescope Integrated Mount w/ EFLX – MR5 MRAD Reticle

Athlon Cronus 35P-400 ATS Pro Thermal Imaging Riflescope

Wave Infrared Tempest 335 LRF Thermal Imaging Scope

Wave Infrared Atris 335 Thermal Imaging Scope

Pulsar Axion XG30 Compact Thermal Monocular

Nocpix SLIM H35 Multi-Function Thermal Optic

Nocpix LUMI H35 Compact Thermal Monocular

Nocpix ACE L35 Thermal Weapon Sight