Earn Up to $1500 Mail-in Rebate RAYMARINE SYSTEM REWARDS SALES EVENT Earn a Raymarine Visa Prepaid Card (by mail) when you purchase Raymarine Electronics during the Raymarine System Rewards Event. The more equipment you add, the bigger your rewards will be! Earn $250 on your Raymarine purchase of $2,500 or more Earn $500 on your Raymarine purchase of $5,000 or more Earn $1,000 on your Raymarine purchase of $10,000 or more Bonus! Add a FLIR M232 to any system and earn an extra $500 (only the FLIR M232 thermal camera is eligible for this promotion) Valid January 8, 2018 — April 22, 2018 View Details Speed Transducer (50mm long body through hull retractable)Key Features Max. Hull thickness 55mm (2.125") Fitted with a flap valve Includes temperature sensor 51mm (2") diameter For Hull thickness up to 55mm (2.125") maximum Flap valve to reduce water ingress during cleaning Supplied with a low profile housing and blanking plug Includes internal temperature sensor