Allen Company Tac-Six Citadel Solo Sling, 1.5 Web Construction, Metal Scissor-Type Attachment Hook, Black 8910 The Solo Single Point Sling is an adjustable heavy-duty 1.5" web construction shoulder strap with metal scissor type attachment hook. The sling also features a shock absorbing bungee covered in heavy-duty web material. The sling is designed to clip to the receiver or upper stock of a tactical rifle. Adjusts from 42" to 54".