{"product_id":"91-5145-378","title":"RENNEN 4-Bolt 37.8t Black 7075CH-R:37.8T-B","description":"\u003cp\u003eRennen Decimal Gearing is a breakthrough in gearing technology. We have developed Special Engineered Tooth profiles that allow us to manipulate the size of a existing gearing to make it slightly harder or easier depending on your needs for the track. Changing your gearing by Fractions of a tooth is now possible.\u003c\/p\u003e","brand":"WPS-RENNEN","offers":[{"title":"Default Title","offer_id":44618673357058,"sku":"7075CH-R:37.8T-B","price":44.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/8981\/2226\/files\/4787-5b8ecdf90898f_35ebb63e-2438-476b-ae03-70292e9c9e51.jpg?v=1712695268","url":"https:\/\/billsperformance.com\/ja\/products\/91-5145-378","provider":"Bills Performance","version":"1.0","type":"link"}