Upavon International Rules Competition Fly Gauge- This is the most accurate international rules fly gauge on the market.
Made in the UK from corrosion resistant 2mm aluminium sheet.
Small and lightweight with machined zinger hole.
Machined zinger hole.
"Hooks may not measure more than five-eighths of an inch overall, including the eye. The overall length of the fly may not exceed fifteen-sixteenths of an inch."
5/8" = 15.9mm
15/16" = 23.8mm
*All measurements within 0.1mm of stated dimensions.
**Gauges may have residual burn marks from the laser cutting process, all gauges are washed in an acid bath and cleaned before packing.