I bought a Helix 9 SI for my dad and I thought I read somewhere that you can send the xducer back to hummingbird and upgrade to the Helix 10 SI. Is this true or was I sleep reading while I was...
Type: Posts; User: GBoss
I bought a Helix 9 SI for my dad and I thought I read somewhere that you can send the xducer back to hummingbird and upgrade to the Helix 10 SI. Is this true or was I sleep reading while I was...