Handle assembly for dual-bearing reel and dual-bearing reel

A dual-bearing reel attachable to a fishing rod, comprising:

• a reel unit;
• a handle shaft rotatably supported by the reel unit;
• and
• a handle assembly being mounted onto the handle shaft,
• the handle assembly including
• a handle arm including
• an attachment portion detachably attached onto the handle shaft in a unitarily rotatable state,
• a first arm portion extending radially outwards from the attachment portion,
• first and second protruding portions disposed around of the attachment portion, the first and second protruding portions protruding radially outwards, the first and second protruding portions circumferentially aligned with each other at predetermined intervals, and being coupled in a saw-tooth shape by the coupling portions,
• a coupling portion coupling the protruding portions, and
• a handle knob rotatably attached to a tip of the first arm portion.

A handle assembly for a dual-bearing reel, the handle assembly mountable onto a handle shaft rotatably supported by a reel unit of the dual-bearing reel attachable to a fishing rod, the handle assembly comprising:

• a handle arm including
• an attachment portion detachably attached onto the handle shaft in a unitarily rotatable state,
• an arm portion extending radially outwards from the attachment portion so as to define a plane,
• first and second protruding portions disposed around of the attachment portion, the first and second protruding portions protruding radially outwards so as to be in the plane defined by the arm portion, the first and second protruding portions circumferentially aligned with each other at predetermined intervals, and
• a coupling portion coupling the protruding portions;
• and
• a handle knob rotatably attached to a tip of the arm portion.