1，2，3 must have a hole at the otherwise useless
As shown in Figure below
1，2 Width at shelf mounting hole of 3mm， if your bike screw mounting hole diameter greater than 3mm， you can not install Office shelf
1，2，3 must have a hole at the otherwise useless
As shown in Figure below
1，2 Width at shelf mounting hole of 3mm， if your bike screw mounting hole diameter greater than 3mm， you can not install Office shelf