- Square section air rifle mainspring - Quality Swedish Grade A high content chome manganese carbon silicone tempered steel - Heat treated and tempered steel for maximum performance and durability - special formula hard but flexible coating - tensile strength of 250000 lbs per square inch - does not lose power when cocked for long periods - PLEASE NOTE: installation of springs into air rifles sometimes requires removal of coils by grinding and/or cutting the spring. This is normal and before purchasing and fitting should be taken into consideration - We are unable to accept any returns with modified/damaged springs - Installation of the spring may take the rifle over the legal limit. Please test your airgun after installation to ensure you remain below the power limit - sold as a single item - any accessories pictured are for illustration purposes only and are not included - packaging may vary from images shownCompatibility list:NO.1BSA Airsporter Lightning Anschutz 335 Original 35 38 45 50 RWS 24 27 34 45 50 reium HW50 HW55 HW57 HW85 HW90 HW99 Haenel Lion ASI CF 16/20 Webley Mk3 (if the spring guide is reduced by 20 thou)NO.2BSA Meteor HW57 Milbro Diana G80 and 27 Norica BaikalNO.3BSA Superstar (12ftlbs only) Webley (all models)NO.4HW35 (Diana Orig RWS 52 48)NO.5HW80 Webley EclipseNO.6HW77 HW(& Feinwerkbau Sport Also larger original models if ultimate power requiredNO.7ASI Sniper Magnum (and all other ASI models) Diana 79 and GamoThis item has been checked that it does not violate the Firearms ammunition replicas and militaria policy. It is not a gun rifle pistol frame or a receiver. It does not infringe any stated Firearms Policy.
Available in sizes: No.4, No.6, No.5, No.1, No.7, No.3, No.2