wellhead studded cross,flanged cross,four (4) way block piece size:1-13/16 to 41/16 ... API pass fty wellhead studded cross,flanged cross,four (4) way block,four-way pieceNB:1-13/16 ,2-1/16,2- ... ,2-9/16,3-1/16,3-1/8,4-1/16rated pressure2000psi,3000psi,5000psi,10000psi,15000psi,20000psimaterial constructionin ... ' special design welcome wellhead studded cross,flanged cross,four (4) way block,four-way piece