{"product_id":"henry-mainspring","title":"Henry Mainspring","description":"\u003cp\u003eA factory replacement mainspring for Henry Big Boy centrefire lever actions. Henry lists it as part HENBB50. The mainspring is the hammer spring that drives the hammer. Henry's Big Boy rifles share most action parts across the H006 brass and H012 steel series. It restores the rifle to factory specification.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrand: Henry\u003c\/li\u003e\n\u003cli\u003ePart number: HENBB50\u003c\/li\u003e\n\u003cli\u003eFits: Henry Big Boy centrefire lever actions\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFitting by a licensed gunsmith is recommended. Some parts are licence-controlled in NSW; our staff will confirm at purchase.\u003c\/p\u003e","brand":"Henry","offers":[{"title":"Default Title","offer_id":54537397829916,"sku":"HENBB50","price":26.4,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/0835\/1516\/files\/placeholder-henry_8ee53fac-2021-4012-930e-afefa7057d2c.jpg?v=1789382873","url":"https:\/\/www.magnumsports.com.au\/products\/henry-mainspring","provider":"Magnum Sports","version":"1.0","type":"link"}