The 37 1/2" MPCH is a Pin Drive Hinged Master Bushing specially designed for floating and semi-submersible drilling operations.With insert bowl No. 3 and optional insert bowls No. 1 and No. 2, the MPCH will handle tubulars from 2 3/8" to 13 3/8" OD.Unit comes complete with No. 3 insert bowl, bit breaker adapter plate and lifting sling.
Weight complete 4200 lbs (1905 kg); body only 3200 lbs (1452 kg).