Garmin 010-02595-51 ECHOMAP UHD2 74CV Chartplotter/Fishfinder Combo with US Coastal Maps and GT20-TM PHGARD3 Part Number 401676 / 401676-1:

Part Number 401676 / 401676-1: Size 3-3/8" x 2-5/8" x 9/32"

Threads - 1/2" FIPT x 3/4"

3/4" mounting hole

Max Through Hull: 2 inches

Manufacturer part number: 35-8767T

Garmin 010-02595-51 ECHOMAP UHD2 74CV Chartplotter/Fishfinder Combo with US Coastal Maps and GT20-TM PHGARD3 Part Number 401676 / 401676-1:Specifications Manufacturer Part Number: 010 02595 51 ECHOMAP UHD2 74CV Chartplotter Fishfinder Combo with US Coastal Maps & GT20 TM WHY TALK TO A LOCAL WHEN YOU CAN FISH LIKE ONE? They say locals know best. But anyone who says that hasnt fished with the ECHOMAP UHD2 7" chartplotter with clear, crisp sonar and mapping. The bright 7" keyed display is made for convenience. Get double the views1 with Garmin CHIRP traditional and ClearV scanning sonars.