By A Mystery Man Writer
Opinions on using this mechanism to make a wooden gun (info in comments) : r/Spearfishing
Handcrafted Wooden Bows by Tony Deland
Spearfishing Gear List 101: A Beginner's Guide to Essential Equipment
Im Making a 70cm Wooden Spear
Traditional 150cm Wooden Speargun-150cm edition, Chooks Adventures.
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D I Y How To Build A Speargun
Open Track Wooden Spearfishing Gun : 7 Steps - Instructables