FN 98891 SCAR 10rd 6.5 Creedmoor/308 Win/7.62x51mm NATO FN SCAR 17S/20S Black Steel
http://www.tandktactical.com/shop/845737002930-fn-98891-scar-10rd-6-5-creedmoor-308-win-7-62x51mm-nato-fn-scar-17s-20s-black-steel-12395
http://www.tandktactical.com/web/image/product.template/12395/image_1920?unique=d07423a
This magazine is compatible with your FN SCAR 17S & 20S. It features a black steel body with a low-friction follower.
