Airmar B117 Bronze 0 Depth Temp w/Ray Connector f/CP370 DSM300 [B117-DT-RAY]B117 Bronze 0 Depth & Temp with Ray Connector for CP370 & DSM300 The B117 features our 50 200 kHz, dual frequency, single ceramic element in a low profile housing. The nearly flush design minimizes drag with only 5 mm (3 16") extending outside of the hull. The plastic P319 and stainless steel SS60 models are also available to accommodate all hull materials. Features: Bronze Housing Depth and Temperature Only Usable Shaft Length: 66. 5 mm (2. 62)