NRS (Non-Recoil Supressing) stock does not include a recoil reduction system.

Features and Specifications:
Manufacturer Number: K08200-C
11.25" to 15.25" adjustable length of pull
Polymer and alloy construction
Corrosion-resistant
Removable, soft rubber buttpad
Includes pistol grip, stock and buttstock
Ergonomic pistol grip with integrated non-slip texturing
4 sling attachment points
Single bolt installation.
Not for use with ghost ring sights.
Fits:
Mossber 500/590 12 Gauge Shotguns