Radian Ultralight QD Endplate | AR-15 | R0078

The Radian Ultralight QD Endplate (R0078) is a compact sling attachment plate designed for AR-15/M16 pattern rifles. It incorporates a press-fit titanium quick-detach (QD) sling swivel cup and a black Type III anodized finish intended to balance reduced mass with durability. The endplate is compatible with both mil-spec and commercial carbine buffer tubes and installs behind the castle nut (castle nut not included).

Product Specifications

• The manufacturer is listed as Radian Weapons.
• The model/part is Ultralight QD Endplate (R0078).
• The UPC is 817093020774.
• The endplate is compatible with AR-15/M16 pattern rifles.
• The design is compatible with both Mil-Spec and commercial carbine buffer tubes.
• The product is described as machined from billet aluminum, with manufacturer texts referencing 7075-T6 and 6061-T6 in different sources.
• The finish is specified as Mil-Spec Type III black anodize.
• The endplate includes a press-fit titanium QD sling swivel cup.
• Weight is reported in product text as 6.5 grams and appears elsewhere as 0.02 (units unspecified) in supplied attribute data.
• The listed external dimensions are 0.35 x 3.25 x 5.15.
• The package dimensions are listed as 3.2 (W) x 5.2 (L) x 0.3 (H).
• The finish style is described as Black.
• The product type is listed as End Plate.
• This item requires a castle nut for installation (not included).
• The item is identified as an AR-15 accessory.

The Ultralight QD Endplate is aimed at shooters who want a minimal-weight sling attachment point without adding bulk to the receiver extension area. Its titanium QD cup and Type III anodize make it a practical choice for carry and range rigs where reducing weight at the rear of the rifle matters while retaining a secure QD sling interface.