https://www.shure.com/en-US/docs/guide/R199
R199 User Guide - Shure
Shure online user guide for R199 replacement cartridge.
user guider199shure
https://www.garmin.com/es-ES/p/1265/
R199, 2kW In-hull Transducer
The R199 2kW In-hull Transducer has 200/50kHz, 5/17 degree angle, with ID, with mounting tank.
r1992kwhulltransducer