Stab-In Fill up Float Collar and Float Shoe

Specifications:

Fill up float-ball float collar and float shoe: 95/8″,103/4″,133/8″, 135/8″, 16″, 20″
Fill up float-ball float collar and float shoe with double in surance: 95/8″,103/4″,133/8″,20″
Fill up spring float collar and float shoe: 95/8″,103/4″,133/8″, 135/8″
Thread ：STC/LTC/BTC/FOX/TP-CQ/TP-NF/TP-FJ/WSP -1T（2T, 3T, 4T）etc.