FREE SHIPPING on all orders over $100 to 48 states. BLACK FRIDAY SALE starts Thursday 11/27 thru Monday 12/1. Online Orders only select discounted products. Discount Codes cannot combine.
What does NPSM Loose Mean? NPSM stands for National Pipe Straight Mechanical. Loose means that we machine these on the higher end of the tolerance to account for Weld distortion to the neck and expansion and contraction throughout the seasons.