UZI Professional Handcuff UZIHCPROS. These Handcuffs from the folks at UZI are made with a black finish steel construction with a double lock with two keys. Don't do anything until you have the great UZI Professional Handcuffs from UZI. Specifications for UZI Professional Handcuffs: Manufacturer: UZI Finish: Stainless Steel Blade Material: Steel Package Contents: UZI Professional Handcuffs UZI UZIHCPROS: Professional Handcuff