{"version":1,"type":"rich","provider_name":"Libsyn","provider_url":"https:\/\/www.libsyn.com","height":90,"width":600,"title":"AJA #47: Aluminum Velodromes, Forever Chemicals, Big-Wheel Aesthetics, and valve stem nerdery","description":"This Ask Josh Anything grab-bag starts with Tucson\u2019s new aluminum velodrome, evolves (devolves?) into altitude hacks for hour records, \u201cno-rules\u201d speed dreams, and holiday gift picks. From buying a kid\u2019s first bike (and why chain waxing might be the cleanest parenting win) to ESG-minded shop habits, Roubaix wheel diameter fever dreams to, aero brake-hose routing, and the Clik Valve debate\u2014this episode covers the weird, practical, and wildly opinionated. Happy Holidays! ","author_name":"Marginal Gains Cycling Podcast, Presented by Silca","author_url":"http:\/\/marginalgainspodcast.cc","html":"<iframe title=\"Libsyn Player\" style=\"border: none\" src=\"\/\/html5-player.libsyn.com\/embed\/episode\/id\/39495400\/height\/90\/theme\/custom\/thumbnail\/yes\/direction\/forward\/render-playlist\/no\/custom-color\/88AA3C\/\" height=\"90\" width=\"600\" scrolling=\"no\"  allowfullscreen webkitallowfullscreen mozallowfullscreen oallowfullscreen msallowfullscreen><\/iframe>","thumbnail_url":"https:\/\/assets.libsyn.com\/secure\/item\/39495400"}