2-7/ 8" K55 API5CT seamless oil EUE tubing range 2 Standard: API 5CT Grade: J55, K55, N80, L80, P110, Q125 Material: seamless oil tubular steel pipe( ERW is also ok) End finish: EUE, NUE. Couplings with PIN and BOX Outer diameter: 1.050" -4 1/ 2" ( 26.67mm-114.3mm) Wall thickness: 2.87mm-38.84mm Lb/ Ft: 1.14-26.1 Length: Range1( 6.1-7.32m) Range2( 8.5 3-9.75m) in fact this kind is used commonly. Range3.( 11.58-12.8m) Certification: API 5CT, MTC ( Material test certification) The Third Inspection: SGS, BV, or according to clients needs. Packing: In bundles by steel strips, with thread protector and nylon ring. Delivery time: within 40 days ( in stock) WE HAVE BIG STOCK IN STOCK, SUPERIOR QUALITY AND REASONABLE PRICE, TIMELY DELIVERY! ! !