The Frabill Pro Thermal Tip-Up is the original insulated ice fishing tip-up engineered to keep holes open and operational in extreme cold. Its purpose built design combines freeze prevention reliable performance and easy handling for productive ice fishing throughout the season.

• Round insulated construction covers the entire opening preventing freeze up even in temperatures as low as 25 degrees below zero Fahrenheit.
• Designed to fit standard 10 inch ice holes while sealing out blowing snow and slush and blocking unnatural light that may spook shallow water fish.
• Pre lubed with exclusive Sub Zero low temperature lubricant ensuring smooth spool operation regardless of frigid conditions.
• Shaft in shaft design allows convenient regreasing and maintenance while the spool shaft removes or folds down for compact storage.
• Dual trip settings offer light or heavy sensitivity adjustment to match different fish species and bait presentations.
• High visibility bright orange flag extends upward for clear strike detection from a distance.
• Flat circular profile stacks securely and fits easily inside most 5 to 6 gallon buckets for convenient transport.
• Model number 1660 includes all core components and is available with an optional LED strike light variant for low light visibility.