These are standard sized cup holders in various configurations as follows:
 
Single black - $3 each
 
Single Chrome Ring - $10 each
 
Double with seat insert - $25 each
 
Double side wall mount - $25 each
 
Double with curved wall mount - $25 each
 
Questions? Call Bill at 573-693-7310,  573-729-4617 or 573-247-3631. If I am outside, leave a message and I will call you back soonest.

Thanks for looking, and...

HAPPY BOATING!