YESOUL M1, Product Manual

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STEP 2: Installation of bottom tube
3. Align the hole of the front and rear tubes with the bottom holes of the frame①, manually screw the
front and rear tubes into frame, and tighten it via the L-type cross head hex wrench (A)
Installation Guide
Washer
1. Take L-type cross head hex wrench (A) out of the ziplock bag.
2. Remove four screws (M8×45) and washers of the front tube ② and rear tube ③ via the wrench.