1).Product :10-3/4" L80 API5CT Seamless oil casing BTC steel pipe Standard:API ... 5CT Grade:J55,K55,N80,L80,P110,Q125 10-3/4" L80 API5CT Seamless oil casing BTC steel pipe StandardAPI 5CTGradeJ55 ... ok)ThreadedBTC,LTC,STC,VAM TOPLb/Ft9.5-40.5LengthRange1(4.88-7.62m)Range2(7.63-10.35m) Range3.( ... and nylon ring.Delivery timewithin 40 days (in stock) 10-3/4" L80 API5CT Seamless oil casing BTC steel pipe