L4
Aluminium
The hole Φ5mm
WPC
Aluminium
WPC
12
STEP:2
STEP:3
Pre-drill the cross beams (C). ATTENTION: Do not pre-drill the inner aluminum.
Measure the distance of the cross beams (C) as the diagram shown which is 222mm/8.74” and mark the points.
222mm/8.74”
222mm/8.74”
Fix the screws (L4) on the cross beams (C).