Ox Mainspring Airgun air rifle spring Square section high grade Swedish steel


Genuine Ox mainspring for air rifles and airguns. The Ox Red spring is the worlds first square section mainspring is still number one. Quality Swedish Grade A high content chrome manganese carbon silicone tempered steel. Each spring has a tensile strength of 250 000 lbs per square inch. It is almost unknown for one to fail. The Ox springs have been tested up to 350 million compression cycles under independant lab tests. Genuine Ox product from an authorised stockist.

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