These are 3/32" Nickel Plated Brass Dura-Collars.
FEATURES:
Nickel plated brass construction.
YOU WILL RECEIVE:
Four collars Four 4-40 x1/8" set screws One .050" allen wrench
REQUIREMENTS:
Installation.
SPECIFICATIONS:
Length: .189" Diameter: 3/32" ID .248 OD tjt 040902 ir/kh &