Product Overview
Garmin GT21M-THF Bronze Thru-hull 20Deg Tilt Medium CHIRP Depth and Temp
Model: 010-02867-02- 350-watt midband CHIRP (85-165 kHz) transducer with beamwidths of 16-24 degrees
- Thru-hull flush mounting with durable bronze housing and stem
- An excellent choice for near/offshore fishing and cruising on midsize boats
- Offers excellent sensitivity for clear structure definition and target separation
- Crisp fish arches allow you to distinguish between small baitfish and larger target fish
- Simple plug-and-play operation with Garmin transducer ID auto-identification
- Configurable for a wide range of boat hull materials, including fiberglass, composite and wood
The GT12M-THF transducer is designed for reduced drag and optimum sonar performance on midsize fishing and cruising boats. It features high-definition 350-watt midband CHIRP (85-165 kHz) sonar that clearly defines fish targets down to depths of 800 feet in saltwater and 1
