For Sale is a Mach One model EXE 700c Double walled silver 36 hole Rim with Machined Sidewalls for rim Brakes. This is a sturdy double walled Rim suitable for Touring, Hybrid, Gravel, Cyclocross, Trekking 25 mm Outside Bead width & 19 mm inside bead width, 36 hole Etrto size 622-19.