First Strike T15 Sling Mount Ring 130.11 PLN 91.08 PLN Sling mount for the First Strike T15. Install on the T15 to be able to use slings with the marker. BUY Sling fäste för T15 BUY MORE Share Article Number: 172 Information Reviews The First Strike T15 Sling Mount allows you to mount your favorite sling to your T15.