
Availability: In Stock
Current Stock: Out of stock
Building or maintaining an AR-15 or AR-10 means paying attention to the small details that make the gun feel right and function smoother. The Next Level Armament Ascend Armory Mod2 QD End Plate and Castle Nut Kit gives you both in one upgrade—a machined aluminum end plate with an angled QD attachment point, paired with a locking castle nut that requires no staking. If you're tired of wrestling with traditional quick-detach sling mounts or dealing with complicated nut-locking procedures, this kit streamlines the rear of your rifle while maintaining rock-solid stability.
The real genius here is the 20-degree angle on the QD point. That slight tilt makes it genuinely easier to attach and remove your sling or other QD gear without fumbling or contorting your hand. The castle nut uses a set screw to lock in place, which means you skip the staking step entirely—a win if you don't have a castle nut stake tool or just want to avoid the extra work. Both the end plate and nut are machined from 7075 aluminum, keeping weight negligible while maintaining the strength you need for hard use.
This kit works with both AR-15 and AR-308 (AR-10) platforms, so whether you're running a mid-length modern rifle or a larger-caliber build, you've got a compatible upgrade. Made and finished in the USA with anodized aluminum, it's a modest but thoughtful improvement that rewards attention to quality. If you're the type to invest in good gear across your rifle—from optics down to the buffer tube—this end plate kit fits that philosophy.
| Material | 7000 Series Aluminum |
| Finish | Anodized |
| Weight | 0.46 oz |
| End Plate Top Thickness | 0.2" |
| End Plate Bottom Thickness | 0.45" |
| QD Attachment Angle | 20 degrees |
| Platform Compatibility | AR-15 and AR-308 (AR-10) |
Yes. The Ascend Armory Mod2 QD End Plate and Castle Nut Kit is designed to work with both AR-15 and AR-308 (AR-10) style rifles.
No. This kit includes a locking set screw that secures the castle nut in place, eliminating the need for traditional staking.
The QD point is angled at 20 degrees, which makes it easier to attach and detach your sling or other QD-compatible gear.
The entire kit weighs just 0.46 oz, so it's negligible in terms of total rifle weight.

SKU: 197561634 • Weight: 0.11oz





Availability: In Stock
Current Stock: Out of stock
Building or maintaining an AR-15 or AR-10 means paying attention to the small details that make the gun feel right and function smoother. The Next Level Armament Ascend Armory Mod2 QD End Plate and Castle Nut Kit gives you both in one upgrade—a machined aluminum end plate with an angled QD attachment point, paired with a locking castle nut that requires no staking. If you're tired of wrestling with traditional quick-detach sling mounts or dealing with complicated nut-locking procedures, this kit streamlines the rear of your rifle while maintaining rock-solid stability.
The real genius here is the 20-degree angle on the QD point. That slight tilt makes it genuinely easier to attach and remove your sling or other QD gear without fumbling or contorting your hand. The castle nut uses a set screw to lock in place, which means you skip the staking step entirely—a win if you don't have a castle nut stake tool or just want to avoid the extra work. Both the end plate and nut are machined from 7075 aluminum, keeping weight negligible while maintaining the strength you need for hard use.
This kit works with both AR-15 and AR-308 (AR-10) platforms, so whether you're running a mid-length modern rifle or a larger-caliber build, you've got a compatible upgrade. Made and finished in the USA with anodized aluminum, it's a modest but thoughtful improvement that rewards attention to quality. If you're the type to invest in good gear across your rifle—from optics down to the buffer tube—this end plate kit fits that philosophy.
| Material | 7000 Series Aluminum |
| Finish | Anodized |
| Weight | 0.46 oz |
| End Plate Top Thickness | 0.2" |
| End Plate Bottom Thickness | 0.45" |
| QD Attachment Angle | 20 degrees |
| Platform Compatibility | AR-15 and AR-308 (AR-10) |
Yes. The Ascend Armory Mod2 QD End Plate and Castle Nut Kit is designed to work with both AR-15 and AR-308 (AR-10) style rifles.
No. This kit includes a locking set screw that secures the castle nut in place, eliminating the need for traditional staking.
The QD point is angled at 20 degrees, which makes it easier to attach and detach your sling or other QD-compatible gear.
The entire kit weighs just 0.46 oz, so it's negligible in terms of total rifle weight.
SKU: 197561634 • Weight: 0.11oz
