详情 • Designed to check engine oil pressure in both cars and trucks. Easy to read dual scale gauge. Complete with 24” (600mm) of oil proof hose with 1/8” NPT. • Also includes 1/4” NPT and 3/8” NPT adaptors. • Dual gauge readings: 0 to 300 psi (0 to 21 bar) • Gauge diameter: 2.5”