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Specs for your SPC-21
* Manufacturer: Ontario Knife Company
* Model: Spec Plus Navy Mark 1
* Model: SPC-21
* Country: USA
* Blade length: approximately 4¾”
* Overall length: approximately 9¼–9½”
* Blade thickness: .165” / roughly 1⁄6”
* Steel: 1095 carbon steel
* Blade finish: bright/brushed
* Blade style: straight clip point with false/swedge upper edge
* Handle: black grooved Kraton
* Construction: full-length threaded tang
* Pommel: metal butt cap threaded onto tang
* Sheath: original leather/Cordura-style military sheath with retention straps
A period reference specifically describes the SPC-21 as having a 4¾” blade, approximately 1/6” thick 1095 carbon steel, bright brushed finish, Kraton handle and threaded butt cap
