Hook and Eye Clasp. The hook and eye clasp is a simple hook on one end of the bracelet or necklace and an eye piece on the other end which is usually shaped like a figure eight. Hook and eye clasps work well for both necklaces and bracelets but is typically not as secure as other clasps such as the spring clasp.
A Climberâs Guide to Carabiners. Carabiners are the unsung heroes of the climbing world. They get beat up and save thousands of climbersâ lives day after day, all without the slightest nod of gratitude or appreciation for their ingenious form and function. A carabiner is a loop of metal with a spring-loaded gate that opens and shuts.
A carbine is a firearm similar to a rifle in form and intended usage, but generally shorter or smaller than the typical full-size hunting or battle rifle of similar time period, and sometimes using a smaller or less-powerful cartridge.he firearm had a 6.9 inch barrel of a 1-inch diameter, a 2.6 inch chamber for the gunpowder and a socket for the firearm's handle. It is 13.4 inches long and 7.8 pounds without the handle, which would have been made of wood. The Europeans and Arabs (first Mamluks) obtained firearms in the 14th century.