Parker Mountain Machine makes a low cost and easy Quick Release Sling Mount for your FN Herstal PS90-P90 PDW. Using the existing Frame Hardware counter bored Holes PMM has come up with QD mounting solution that will allow you to mount the PMM PS90-P90 QD cup in almost any of the frame hardware points on either side of the Ps90-P90.

CNC'd out of 1018 Steel then Melonite plated per military standards, this sling mount is a low cost, simple way to improve the operating functions for your Ps90-P90. Sold individually. Choose a 360-degree (Full) rotation cup or the Locking (Limited) movement cup.

Made in the USA!

• Extra Mounting hardware included for short "mid frame" mounting locations
  Installation is done in minutes with no permanent modifications to your Ps90-P90
  Available in both a 360-degree or multi-position locking QD mount that minimizes "sling wrap up"
  Ultra lightweight design, mount weighs only .21oz with hardware
  

The locking mounts are a 4 position (12/6,3/9,11/5,7/2.respectively)
With 2-3degrees of movement.

The manufacturer recommends running the rotating at the rear and the locking in the front, as it mitigates sling wrap up, but also allows the rear sling qd to move wirh your firing position.