SKU: 21227 - This adapter converts your 25mm (1 inch) iBOLT, Arkon or RAM Mount into a 4-Hole AMPS drill-base mount. (Mounts, holders, and devices sold separately)

SKU: 23528 - iBOLT 25mm / 1 inch Composite AMPS Round Adapter Plate for Industry Standard Dual Ball Socket mounting arms

SKU: IBPB-33880 - iBOLT 25mm / 1 inch Composite AMPS Adapter Plate for Industry Standard Dual Ball Socket mounting arms

SKU: 22240 - iBolt 25mm / 1 inch Ball Composite Universal Marine Electronic Fish Finder Mounting Plate for Industry Standard Dual Ball Socket mounting arms

SKU: SP-SB-AMPS-KIT - iBOLT 17MMSOC - This package includes only the 17mm Ball to 4-Hole AMPS Adapter with Tightening Ring. No holders or mounts are included in this package.

SKU: 22232 - Converts heavy-duty 38mm (1.5 inch) ball compatible components to a 4-Hole AMPS pattern

SKU: 23511 - This adapter converts your 22mm mount or pedestal into a 4-Hole AMPS drill-base mount. (Mounts, holders, and devices sold separately.)

SKU: 21249 -