Specs & Features
| Type | Band-powered |
|---|---|
| Made In | America |
| Total Length Without Shaft | Eight sizes from 21.7 to 51.2 inches (55 cm to 130 cm) |
| Band Diameter | 0.69 inches (17.5 mm) |
| Barrel | Aircraft-grade anodized aluminum |
| Shaft | Heat-treated stainless steel |

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For experienced spearos, the Hammerhead Evolution 2 (or E2) could be the speargun you’ve been looking for. The reverse trigger mechanism is specially designed to maximize band stretch to pack an extra punch.
Unlike many bands that come with flimsy metal wishbones, the E2 comes with nylon-coated Dyneema wishbones as standard. Mono-line release, loading pad, bungee, and a safety grip are also standard features.
Hammerhead’s claim that the E2 is the most accurate speargun in America is backed up by a number of independent testers.
from one retailer · Checked on October 31, 2026
Amazon has a documented Prime delivery program that covers millions of items, and that is the most concrete order-related support behind buying here.
Some customers report slower replies or needing more follow-up than expected when they asked for help after ordering. If an order needs post-purchase support, that part of the experience is not always smooth.
Some customers also report delivery problems after ordering. That keeps follow-up and delivery as the areas to watch if you place the order here.
Checkout on amazon.com is served over a secure SSL (https) connection.
from one retailer · Checked on October 31, 2026
Amazon has a documented Prime delivery program that covers millions of items, and that is the most concrete order-related support behind buying here.
Some customers report slower replies or needing more follow-up than expected when they asked for help after ordering. If an order needs post-purchase support, that part of the experience is not always smooth.
Some customers also report delivery problems after ordering. That keeps follow-up and delivery as the areas to watch if you place the order here.
Checkout on amazon.com is served over a secure SSL (https) connection.
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