Compact & easy to install. Designed and manufactured to withstand the rigors associated with professional use. The Mossberg 590 Front Sling Attachment solidly mounts behind the end cap of the magazine tube. A ball bearing detent on the Mossberg Sling Attachment helps secure the unit behind the magazine tubes end cap. Ambidextrous. The 590 Front Sling Attachment provides the preferred front side sling mounting position for 1 1/4" slings. All edges have been dehorned and rounded for the shooters safety. Material: Manufactured from tough AS-35 Geneva steel. Finish: Bead blasted and manganese phosphate finished in non-reflective matte black per Mil-Spec. Weight: 1.2 oz.