Manufacturer & type: Stewart & Stevenson Nominal size: 21 ¼” Max. rotary size passed: 77” No. of outlets: 6 Outlet sizes: 3 x 16”, 1 x 12”, 1 x 6”, 1 x 4” Fill line sizes: 6” and 4”
Complete 21-1/4" 5000PSI stack including double and single ram bop available.