Viridian Weapon Technologies RFX 45 High Mount for 1/3 Lower Co Witness Black. Specifications for Viridian Weapon Technologies RFX 45 High Mount for 1/3 Lower Co Witness: Manufacturer: Viridian Weapon Technologies Color: Black Finish: Matte Gun Make: Universal Gun Model: Universal Gun Type: Rifle Fabric/Material: Machined Aluminum Red Dot Sights-Footprint: Aim Point Acro Optic Cut: Not Applicable Height: 0.1 in Mount Type: Picatinny Gun Rail: Picatinny Features of Viridian Weapon Technologies RFX 45 High Mount for 1/3 Lower Co Witness Warranty Length: Lifetime Limited Material: Machined 6061 Aluminum w/ Hard Coat Anodization Package Contents: Viridian Weapon Technologies RFX 45 High Mount for 1/3 Lower Co Witness Viridian Weapon Technologies 982-0029: RFX 45 High Mount for 1/3 Lower Co Witness Black