{"product_id":"sugino-zen-track-chainring-144mm-44t-through-50t","title":"Sugino Zen Track Chainring 144mm - 44T through 50T","description":"\u003cdiv\u003e\n\u003cp\u003eThe \u003cstrong\u003eSugino Zen Track Chainring 144mm\u003c\/strong\u003e has a track record that goes beyond marketing — it has appeared at Olympic and World Championship events, where drivetrain precision is the difference between a podium and a near-miss. Machined to a 144mm bolt circle diameter, it mounts to standard track cranks and comes in seven tooth options from 44t through 50t, giving you fine control over your gear ratio for any velodrome condition.\u003c\/p\u003e\n\n\u003cp\u003eThe black finish is understated by design — \u003cstrong\u003ethe Zen is built to perform, not to draw attention\u003c\/strong\u003e. Stiff, reliable, and consistent under load, it converts watts cleanly with minimal flex at race pace.\u003c\/p\u003e\n\n\u003ch3\u003eSugino Zen Track Chainring 144mm Specs at a Glance\u003c\/h3\u003e\n\u003cul class=\"specs_at_a_glance\"\u003e\n  \u003cli\u003eBolt Circle Diameter: 144mm\u003c\/li\u003e\n  \u003cli\u003eTooth Options: 44t, 45t, 46t, 47t, 48t, 49t, 50t\u003c\/li\u003e\n  \u003cli\u003eFinish: Black\u003c\/li\u003e\n  \u003cli\u003eIntended Use: Track \/ velodrome racing\u003c\/li\u003e\n  \u003cli\u003eCompatible with standard 144mm BCD track cranks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Sugino","offers":[{"title":"44t \/ Black","offer_id":43521235845164,"sku":"CRSU081BK44","price":359.99,"currency_code":"USD","in_stock":true},{"title":"45t \/ Black","offer_id":43521235877932,"sku":"CRSU081BK45","price":359.99,"currency_code":"USD","in_stock":true},{"title":"46t \/ Black","offer_id":43521235910700,"sku":"CRSU081BK46","price":359.99,"currency_code":"USD","in_stock":true},{"title":"47t \/ Black","offer_id":43521235943468,"sku":"CRSU081BK47","price":359.99,"currency_code":"USD","in_stock":true},{"title":"48t \/ Black","offer_id":43521235976236,"sku":"CRSU081BK48","price":359.99,"currency_code":"USD","in_stock":true},{"title":"49t \/ Black","offer_id":43521236009004,"sku":"CRSU081BK49","price":359.99,"currency_code":"USD","in_stock":true},{"title":"50t \/ Black","offer_id":43521236041772,"sku":"CRSU081BK50","price":359.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/7684\/9196\/files\/sugino-zen-track-chainring-144mm-44t-through-50t-7567443.jpg?v=1771296428","url":"https:\/\/ricycles.com\/products\/sugino-zen-track-chainring-144mm-44t-through-50t","provider":"RA Cycles","version":"1.0","type":"link"}