The Alexrims MD19 rim designed for 29'/700c wheels is a top - notch choice. It features 36 holes and a double - wall construction. With a single stainless eyeleted black disc and A/V (ERD598), it offers great performance. The ETRTO is 622, width is 25.2/20, and height is 17.

To use this Alexrims MD19 rim, first, make sure it's properly attached to your 29/700c wheel. When installing, align it carefully to ensure smooth rotation. During use, avoid hitting sharp objects as it may damage the rim. For maintenance, regularly clean the rim with a mild soap and water solution. Dry it thoroughly to prevent rusting. Check the spoke tension periodically to keep the wheel in good shape.