Weird 1980's AR - Sendra Lower/Colt Chopped Upper/Rhinoliner Coating?
This video explores a unique 1980s custom AR-15 build featuring a Sendra XM15 A1 lower and a Colt A1 upper with a chopped carry handle. The presenter details the acquisition of the rifle, its unusual Rhino Liner-like coating, and the historical context of early AR customization before widespread aftermarket support. The build highlights common practices of the era, such as modifying uppers for optics and using triangular handguards, offering insights into the evolution of the AR platform.





