These are some tests on using new speargun accessories or new customized rubber in just 1 hr spearfishing
(http://maltafishingforum.com/talk/gallery/1_16_03_08_7_50_09.jpg)
(http://maltafishingforum.com/talk/gallery/1_16_03_08_7_50_25.jpg)
(http://maltafishingforum.com/talk/gallery/1_16_03_08_7_50_55.jpg)
(http://maltafishingforum.com/talk/gallery/1_16_03_08_7_51_20.jpg)