Bisley Titan XS Mainspring No.1 Air Rifle Spring brand_-HSF digitally-printed camo pattern across its

digitally-printed camo pattern across its textile upper for a lived-in

The 42mm objective lenses deliver a 4

Supplied in boxes of 20 brass-cased rounds

Adjustable sleeves and bottom hem

a chest pocket with zip and flap

Bisley Titan XS Mainspring No.1 Air Rifle Spring brand_-HSF digitally-printed camo pattern across itsThe Bisley Titan XS Mainspring No. 1 is a replacement mainspring for spring piston (break barrel and underlever) air rifles, part of the long running Titan XS range of uprated UK made air rifle springs. The "No. 1" is the Titan application number that tells you which rifles the spring suits: it is listed to fit the BSA Airsporter, Mercury, Challenger, 635 Magnum, Superstar, Lightning, XL, Supersport, Goldstar and Centenary, along with the Air Arms