RYFT 25GPM Auto Control Detent Valve, Heavy Duty Hydraulic Log Splitter Black. Item dimensions L x W x H: 8 x 4.7 x 5 inches. Inlet Connection Size: 3/4 Inches. Inlet Connection Type: National Pipe Tapered. Maximum Operating Pressure: 3500 Pound per Square Inch. Outlet Connection Size: 3/4 Inches. Product Dimensions: 8 x 4.7 x 5 inches. [25 GPM Flow Log Splitter Valve] : Maximum overflow flow rate of 25 GPM per minute. [Maximum Pressure] : High load bearing pressure, the maximum pressure is 3500PSI. [Standard Ports] : Standard 1/2'' NPT work ports, 3/4 NPT In/Out Ports. [Adjustable ...