S length. Sure you'll need some force, but this is because of the fact that the fast modify buckle is held in position by friction. This is likely to be the weak point to anyone but I have discovered this being of no problems for me, the sling has not https://mylesyslvc.blogerus.com/56796647/the-definitive-guide-to-ke-arms-stripped-polymer-kp-15-rifle-lower-receiver