Would be at the bottom of their Priority but even concept art had slings in them so thought it might be a cool addition to gun customisation (my m1 garand sling with
Sling Clip Stock Photo - Download Image Now - Arm Sling, Bolt - Fastener, Bridge - Built Structure - iStock
ohhunt Sling Mount Adapter for Clip-On Slings fit M-Lok & Keymod Rail