A long-time standard for safety and reliability in the oilfield, TSI Positive Chokes are designed for maximum performance under critical conditions. Use to restrict discharge rate at the tree, the straight bore bean provides a means to efficiently and consistently restrict discharge rate.

TSI Adjustable Chokes feature a tapered needle and seat to adjust well discharge rate. Convertible to a positive choke by exchanging the adjustable bonnet assembly and seat with a blanketing plug and bean. Features lubrication and vent fittings for general maintenance.