The Micro Precision Group is a conglomerate of fast-growing manufacturing businesses that provide precision machined components and systems. With manufacturing and administrative facilities in Connecticut and Maine, individual business units work closely with customers in the defense, aerospace, nuclear, commercial and homeland security sectors.

In addition, Micro Precision Group manufactures specialized OEM and retail products that are the leaders in their respective markets: AERIAL PTS and Nathan Airchime train horns. We now offer a selection of clothing and truck horns for purchase on our website.

View our line of authentic Nathan Airchime truck horns!