How to rig/set up/assemble Seac Sting Speargun

Here is a tutorial video on how I set up the Seac Sting speargun.
Here's the link to purchase it pre-rigged just like you see it in the video.
rover.ebay.com...
Here are the links to do it yourself.
300 lb monofilament
rover.ebay.com...
billfisher 1.9b copper double barrel crimps
rover.ebay.com... sting
Here's a link to a good set of crimpers a little bit pricey but I think they're worth it not as expensive as the $150 ones on the video
rover.ebay.com...