Scanstrut SPM-3I-W Mast Pod The Scanstrut Mast Pod supplies stiffness preventing sideways movement due to its semi-circular washers and additional cross brace..The Pod features a seal that is constructed from high tear strength silicone that has a very high resistance to heat and UV increasing the protection.You will receive the Mast Pod uncut as standard. For larger orders, a factory cutting service is available. Product Features: Universal mount Increased protection Supplied uncut Fits up to 3 standard instruments Compatibility: Furuno FI-50 STD Instruments NAVpilot-300 NAVpilot-711C Garmin GMI 10 GMI 20 GNX GNX 20 GNX 21 Raymarine i70, p70, p70r ST290 Analogue ST60+ ST70 T100 Series Simrad AP24 AP44 IS20 IS35 Digital Gauge IS42 Digital Display IS42J Digital Gauge IS70/IS80 *This Mast Pod are also compatible with some units from B&G, Nexus, Northstar, Tacktick.