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Transducer for depth
as well as the Aegean islands of Paros
USB powered for easy portability power from any USB source
GPSMAP 421
Allen 20mm Dynamic Block Linked Boat 470 Transducer for depthThe Allen 20mm Dynamic Block Linked is designed for use in dinghies, windsurfing, kitesurfing, and other applications that require smaller diameter lines. Its lightweight and sturdy construction, as well as its low friction and fast rolling capabilities, make it an ideal choice for these activities. In particular, the patented bearing system of stainless steel ball bearings running on a stainless steel rail sets it apart from other block systems and