Check the listing for details. AA S400,S410,S510 pcp pressure regulator. Condition: New. Listed at 69.00 USD. AA pcp regulator Pressure regulators allmost for all pcp : Air Arms S400,S410,S510(27.5) Logun Axsor (24.9) Evanix Bizzard(30.9) Webley Axsor (24.9) Marauder(26.6) Hatsan AT 44 Hammerli pneuma elite(25.9) Logun MK2(24.9) Beeman Falcon(26.7) BAM 50-51(26.1) FX guns(24.9) BSA guns(22.7) Hatsan bt65 Galatian Kricket(30.4) Edgun(29.8) Set: 1.Regulator 2.Spacer for output pressure 3.Full set spare o-rings(6) 4.Install instruction Our regulators are only 69.00 US dollars which includes FREE worldwide tracked air mail shipping. Regulators are also characterized by excellent precision output pressure that often working at the limit 0-0.5 bar which has a very positive impact on the resulting consistency of speed, which can move in the range of + – 1 – 1.5 m / s Attention I am looking for dealers from any country, which can resell my regulators. I can do better price-54 usd per one, if you can buy 10 and more regulators per time. Thanks(selling only by ebay)