Specifications:

31/2″,4″,41/2″,5″,51/2″, 65/8″,7″, 75/8″,95/8″,103/4″,133/8″,ect.

It is the best choice for you to use spring float collar and float shoe in horizontal well and high-angle well.
Other product:FG、FX-PT H2S resistant float collar and float shoe.

Main specifications of this kind of float collar and float shoe:5″,51/2″, 7″, 95/8″.
Thread :STC/LTC/BTC/FOX/TP-CQ/TP-NF/TP-FJ/WSP -1T(2T、3T、4T),ect.