TruGlo TG95530RR 3/8" Dovetail Front Sight Black | Red Fiber Optic
https://www.tandktactical.com/shop/788130022610-truglo-tg95530rr-3-8-dovetail-front-sight-black-red-fiber-optic-36619
https://www.tandktactical.com/web/image/product.template/36619/image_1920?unique=67d5848
Fits any standard 3/8" Dovetail. Fiber Diameter: 0.060".
