Using Mil-Spec as a starting point, Seekins
Precision takes the forged upper receiver to a greater level of performance
through superior design and manufacturing. The result is a fit and finish that
far exceeds the standards for Mil-Spec performance to redefines Mil-Spec. SP15
upper receivers feature a brass deflector, forward assist and dust cover
The full length 1913 Picatinny rail on top
seamlessly matches up to Seekins Precision hand guards and others for a
continuous top rail to mount optics and accessories for maximum versatility.
Precision machined from a 7075-T6 aluminum forging, each SP15 Upper Receiver is
Type III Hardcoat Anodized matte black.