Josh shares his Top 5 Affordable Marginal Gains under $100 that will save you on watts. Products mentioned in this video are in the links below: Top 5 FREE Marginal Gains: https://www.youtube.com/watch?v=zX15XT1qx2U Castelli aero sock: https://amzn.to/30bdK0b Shimano DA 11 speed chain: https://amzn.to/3cHXlEm ESI Mountain Grips: https://amzn.to/2W6K7vt GP5000 tires clincher: https://amzn.to/3261pNk Vittoria Corsa Speed tubeless tire: https://amzn.to/2ZfWYgT Schwalbe TT tubeless: https://amzn.to/2W7eBh4 SILCA products (also found at select retailers worldwide): NASTRO: https://silca.cc/collections/bar-tape-1 Chain Lube: https://silca.cc/collections/silent-treatment Pumps: https://silca.cc/collections/floor-pumps Since this video was published, we launched the SILCA Aero socks: https://silca.cc/products/new-aero-socks?variant=39440575692898 (Affiliate Disclosure: As an Amazon Associate, we may earn commissions from qualifying purchases from Amazon.com)