Riffe Competitor Series Teak Speargun Laminate teak wood stock Available in Hawaiian & Standard setups Hawaiian setup: 9/32 Hawaiian Flopper Shaft, 1 wrap of line, and 2 power bands for shorter shooting range Standard setup: 5/16 Threaded Shaft, 2 wraps of line, 3 power bands for longer shooting range, and threaded 2-barbed tip 9/16 (14mm) amber power bands (may upgrade to 5/8 (16mm) bands for more hitting power and longer shots  recommended with heavier shafts)