Fox 6" Flexair Merino Socks - XS/S - Black eBay and it's easy to convert

and it's easy to convert from a 1x to a 2x crank by simply installing 2x chainrings

with no increase in weight

Be sure to check the front hub compatibility though

even the aero post on that TT bike you bought 3 years ago when you were talked into doing your local triathlon by some mates)

Fox 6" Flexair Merino Socks - XS/S - Black eBay and it's easy to convertPerformance riding made for miles of comfort When you know you're heading out for a full pull, you want your feet to stay comfy all day. The Flexair Merino 6" Socks are lightweight and breathable socks that are 100% up to the task. The compression arch bumps up the comfort stakes on these socks.