Set of Single Finger Brass Knuckles SFK 03 Stamp Hardcoat Anodizing Type 3 & Brass Lanyard Bead EDC Wood Goblin & EDC Leather Pouch

Set includes:
  - SFK Keychain
  - Leather Case (Black or Brown)
  - Bead Wood Goblin, Silvan

Dimensions:
Material - Aerospace Aluminum
Coating - Sand Blasting / Type III Hard Desert Anodizing
Height - 2 3/64" (52 mm)
Width - 1 15/32" (37 mm)
Thickness - 43/64" (17 mm)
Finger hole diameter - 1" (25 mm)
Weight - 1.9 oz (54 grams)

More similar products you can find here:
Sets of the best brass knuckles & EDC paracord bead & pouche in the USA

Special hole allow you to use this product as a Keychain.
550-type paracord lanyard is ideal for this type of product.
Nice gift for Him.

EDC Craft Store official website is the best place to buy original EDC-products at manufacturer's price.