Replacement for OEM Part No: 16100-GEL-A81 and potentially some 50cc pit bikes, inspect and compare your carburettor to photos and measurements below. 
 
Specifications:
Material: Durable Zinc Alloy
Easy to Install
High-Quality Construction for Optimal Performance
Improves Engine Power
Color: As shown in the picture
Measurement:
Air Filter Mount: 28mm
Bolt Hole Spacing: 32mm
Intake Diameter: 14mm
Package Includes:
1 x Carburetor
Fitment For:
Honda Z50 (1976-1999)
Honda Z50A (1972-1978)
Honda Z50R (1979-1999)
Honda XR50 (2000-2003)