- Two additional QD mounting point added to the left and right side compared to the previous enhanced castle nut & end plate
- Features a total of 3 QD mounting points, center, left and right side
- Upgraded version added groove for easier installation of takedown pin detent spring
- Features a anti-walk castle nut set screw
- Easy drop in installation
- Simplified installation of takedown pin detent via a set screw
- Available in Black, Flat Dark Earth, Blue, and Red finish!
- Enhanced Castle Nut: Steel
- Extended QD End Plate: 6061-T6 Aluminum
- Finish: Hard anodized
- Enhanced Castle Nut: 0.90 oz.
- Extended QD End Plate: 1.34 oz.
*Fully collapsed position on buffer tube will be lost due to the extended length of the Enhanced Castle Nut
- 1x Strike Industries TRIBUS Enhanced Castle Nut
- 1x Strike Industries Extended QD End Plate
- 1x Set Screw
- 1x Allen Wrench