(10) Drill a hole (2-3mm diameter) to the Sliding Bolt, and insert a wood pin to the hole.
As a result, the default position of the Sliding Bolt is determined.

(11) Glue the Releasing Plate L to the Sliding Bolt with glue for plastics.

(12) Glue the Releasing Plate R to the Sliding Bolt.

(13) Screw the Frame R to the work. (requires pre-drilling)

(14) Glue the Trigger Guard (option part) to the work.

Glue the Grip R to P3, P4 and P12.
Set a rubber band for a Trigger-Spring and a Ratchet-Spring. If the Sliding Bolt action is rigid, tune with a sandpaper.

Finished

10 rounds Rubber Band Gun P201 Ai-Oh.

Comparing with the P201 KAI.

After pulling down the Ratchet, return the Sliding Bolt to the default position.

You must load the 1st rubber band at the 10th Holding-Hook.