Its dual functionality

5 30248880018

Adaptive headset suspension Modular  - User changeable with no tools between over-the-head

UPC MPN SKU COLOR STOCKED ORIGIN 084871325301 DS-SR07-D-IT SF-DS-SR07-D-IT Black Y US 084871327541 DS-SR07-D-IT-TN SF-DS-SR07-D-IT-TN Tan Y US

It uses either a remote switch with momentary/constant on operation or a standard push-button tail switch

Radian GUARDIAN Optic Guard + STEALTH Back-up Irons Combo for Glock MOS G1501 Fire-Resistant Its dual functionalityRadian GUARDIAN Optic Guard + STEALTH Back up Irons Combo for Glock MOS G1501 The Radian GUARDIAN Optic Mounting System provides unprecedented protection for your pistol red dot optic. Machined from 7075 aluminum & hard anodized, the design provides top front side impact protection. Optional back up sights, provide an unobstructed, irons forward sight picture. The STUD LOK threaded stud nut mounting interface is the most secure system on the market.