4" round stop/ tail/ turn

Product #: PM M431R

4" sealed light that is fully-automated manufacturing process for consistent quality and reliability.
Has an extra wide lens lip with tongue-n-groove, the spin-welded joints ensures severe-duty, and the 431 has a waterproof seal.
The high performance, copper alloy onductors eliminate the possibility of wire failure.
The state-of-the art bulb design features three supports for the minor filament and two supports for the major filament, which provides long-lasting, unbeatable performance.
The wedged-base socket prevents premature bulb failure. Made in the USA