{"product_id":"ccb-m77-helicoid-upgrade","title":"CCB M77 Helicoid Upgrade","description":"\u003cp\u003e\u003cstrong\u003eA larger M77 focusing helicoid in place of the standard M65,\u003c\/strong\u003e for lenses whose rear element is 61mm to 71mm across. Add it to a Custom kit or a custom cone order and we fit it to the cone we build for your lens.\u003c\/p\u003e\n\u003cp\u003eLike every CCB helicoid it sits on a machined flange and is engraved with distance, depth of field and hyperfocal scales, calibrated for your lens.\u003c\/p\u003e\n\u003cp\u003eIt works with every CCB camera: on the 617C it replaces the M65 on the 135mm, 150mm and Custom cones, and on the 612C, 45PS, 57PS and 810PS it goes on custom cones. The 90mm universal kits already come with an M77.\u003c\/p\u003e","brand":"CCB","offers":[{"title":"Default Title","offer_id":67786050797757,"sku":"CCBM77","price":35.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0571\/4827\/6925\/files\/Helicoid_Engraved.jpg?v=1753463050","url":"https:\/\/customcamerabuilding.com\/products\/ccb-m77-helicoid-upgrade","provider":"Custom Camera Building","version":"1.0","type":"link"}