These are Lightweight Threaded Wheels by Du-Bro.
FEATURES: Lightweight Shock Absorbing Fits inside most Wheels Pans and Retracts Grey Eight Spoke Hub Design
INCLUDES: Two Wheels
REQUIRES: Nothing
SPECS: Diameter: 45 mm (1.75") Hub Diameter: 3 mm (0.125") Width: 16.25 mm (.640")
COMMENTS: None