• Large, easy-to-read 2 ½” dial face with dual-calibrated and color-coded scales • 15” high pressure hose with stainless steel casing, and 14mm and 18mm adapters • Side-release valve allows repeated tests without disconnecting the hose • Includes direct shaft attachment for quick testing • 10mm and 12mm adapters fit most motorcycles, ATVs, snowmobiles and watercraft • 14mm long reach adapter for long reach spark plug applications
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