The Benjamin PCP Charging System is a 90-cubic inch capacity tank, which is rated for 4,500 psi, making it perfect for a day of shooting in the field! Constructed with carbon fiber to reduce weight, it comes in at under five pounds and is 15” in overall length with a 4” diameter. This tank fits nicely in a pack for your day in the field. Included in the PCP Charging System is a stainless steel fill connection, 12” microbore hose, grippy hand wheel for controlled filling, built-in pressure gauge and a bleed valve. Expect the following number of fills (your results may vary) with these PCP airguns: Marauder Pistol - 34 fills (refill at 2,000 psi); Discovery Rifle - 28 fills (refill at 1,000 psi); Marauder Rifle - 10 fills (refill at 2,000 psi); Challenger Competition Rifles - 27 fills (refill at 1,000 psi) and the Bulldog Rifle - 8 fills (refill at 2,000 psi).