SPEECO（スピーコ）社製の薪割り機専用コントロールバルブです。 20GPM/3400PSI まで対応。 デテント機能があります。 安価ですが、MADE IN CHINA です。有名メーカの商品ですので、品質は安定していますが、MADE IN CHINA は MADE IN CHINAです。 1 SPOOL 20 GPM LOG SPLITTER VALVE New, SPEECO S390410C0 hydraulic control valve for operating double acting cylinders. Common valve used on log splitters where the valve is mounted to the cylinder port. Pressure-release operated detent on return stroke with spool in, spring center on extend with spool out. Work Port B (retract port) closest to handle and work port A (extend port) farthest from handle. SPECIFICATIONS Open Center Spools One Flow 20 GPM max. Pressure 3400 PSI max. Relief Valve Adj. set at 3100 PSI In/Out Ports 3/4" NPT Work Ports 1/2" NPT Mount Port Mount Size 9-5/8 "x 3-3/4" x 2-3/4" Shpg. 11 lbs. Spool Details: Spool 1 Double acting cylinder, spring center extend/auto detent retract