Outdoor Connection SSRE1 Swivel Stud Rail Extender Black
https://www.tandktactical.com/shop/789816110997-outdoor-connection-ssre1-swivel-stud-rail-extender-black-22597
https://www.tandktactical.com/web/image/product.template/22597/image_1920?unique=fb40e9c
Outdoor's Swivel Stud Rail Extender attaches to your swivel stud. It allows to use of Picatinny rail accessories and includes an Allen wrench.
