Swivel--Main features:                                                                     Specification (Click here)

(1)Built on API 8A, with the certificate of authority to use the official API monogram.
(2)Conforming to the requirements of the industry standard SY/T5527.
(3)Double pin (male) alloy sub is optional.
(4)The washpipe and packing are box structure, convenient for replacement.
(5)Equipped with rotary hose joint (4 API LP).