Shaffer Annular BOP 13-5/8″ or 11″ – Rebuilt
Annular Blowout Preventer: Shaffer style Spherical, Made in USA, 13-5/8″ flanged Bottom x studded 13-5/8″
Annular Blowout Preventer: Shaffer style Spherical, Made in USA, 13-5/8″ flanged Bottom x studded 13-5/8″