BrewBuilt™ 1.5 in. Tri-Clamp Thermometer - 2 in. Probe | MoreBeer
PTC® Clip-on Pipe Thermometer 50° to 250°F
Tri-Clamp thermometer for brewers with 3" dial
Dual-Channel K-Type Digital Thermocouple Thermometer 6802 II 2 Pipe Clamp | eBay
Fluke - -20 to 300°F, Pipe Surface Clamp On Thermometer - 73343535 - MSC Industrial Supply
Thermometer Clamp | Home Science Tools
Clip on Pipe Clamp HVAC Thermometer - Clip on Thermometer Pipe Temperature Gauge for Measuring Temperatures of HVAC Hot Water Pipes and Radiators: Amazon.com: Industrial & Scientific
Klein Tools 69140 K-Type Thermometer, Pipe Temperature Clamp for HVAC, Measures -4 to +212 Degrees Fahrenheit - - Amazon.com