Found under the following brands:
Master Tool Repair
Equivalent to GTHVB Breaker Pump. This pump replaces the EQW270T, GTW, GT300T & GTW300T pumps.
New pump w/ flywheel, air filter assemblies & one quart of compressor oil. Has stainless steel valves and galvanized valve plates. High-pressure pump.
Rated to a maximum pressure of 250 PSI.
NOTICE: Availability is approximately September 1, 2022.