Fits: Humminbird- 800, 900, and 1100 series
-100% Made in the USA-CNC machined aircraft grade aluminum
-Hard Anodized
-Lifetime Warranty
800-1100 series (Black) *Not Helix
$195.00Price
Round Base: 3.75" Round (same hole pattern as 2.25" ball RAM)
Bullet Base: 3.75" x 2.1875" Rectangle (2.5" x 1.5" 4-hole pattern)