HomeTU-21 Cylinder Leak Detector Kit Auto Tools TU-21 Cylinder Leak Detector Kit Material: Steel & rubberCoating: Mix-colorWorking pressure (psi) 0-100 PSI, Hose Length 18″ ;12mm x 14mm spark plug adapters ; Quick connect/disconnect 3/8″ diameter hose ; Add to Cart You may also like Previous Next Auto Tools Universal Heavy Duty Spring Compressor Auto Tools Single Claw Spring Compressor 310mm Auto Tools Welding 2 Claws Coil Spring Compressor 280mm Auto Tools Disc Piston Pad Spreader Separator 0-75mm