GX CS3 PCP Air Compressor Pump 4500Psi 30Mpa 12V / Home 110V Auto-Stop Oil-Free. GX CS3 30Mpa/4500Psi/300Bar high pressure electric Oil- free Auto-Stop air compressor pump. With the 8mm quick connector, you can charge your PCP rifles, also you can charge you mini diving tank as the oil water filter…