Possible Clues:

• Wooden handle of a medieval weapon
• 1 down type of fish stick
• Proverbially plain handle of a weapon
• It's plain that one might make a fighting rod of this
• Rod should go after fish - that's plain
• Proverbially plain handle of old weapon
• Fish with son on Cardiff river with wooden rod?
• Fish can be got with rod, that's very plain
• Fish with rod - it's plain, one says
• Weapon on a pole