Metal wheel collars with set screw & Allen wrench. For 1/16" axle wire. Contains 4 each with one wrench. Photo shows range of Du-Bro Collars for example. High quality machined brass shaft collars that are great for wire landing gear and axle shafts. Enough stock so that threads will not strip and can be reworked for many other uses. Includes set screw and one wrench. (Wrench not included with #243 & 244) Allen Wrench Sizes: 1/16" (1.5 mm) - 3/32" (2.3 mm) - 1/8" (3 mm) = .050" Wrench 5/32" (4 mm) - 3/16" (4.7 mm) = 1/16" Wrench 7/32" (5.5 mm) - 1/4" (6.3 mm) = 5/64" Wrench Weights: 1/16" (1.5 mm) - 1 gram / each 3/23" (2.3 mm) - 1 gram / each 1/8" (3 mm) - 1.25 grams / each 5/32" (4 mm) - 2.25grams / each 3/16" (4.7 mm) - 2.75grams / each 7/32" (5.5 mm) - 5grams / each 1/4" (6.3 mm) - 4.5grams / each Made in USA These high-quality DU-BRO shaft collars are also used in many other industries such as robotics, aeronautics, industrial, motion picture, design, R&D (research and development), aviation, commercial and many more.
 "Du-Bro 1/16 Inch (1.5mm) Nickel Plated Shaft / Wheel Collars 4-Pack")
