RAM Mount RAM Tough-Ball w/1/4"-20 x .50" Threaded Stud [RAP-379U-252050] Brand_Airmar This kit is compatible with

This kit is compatible with virtually any track system including the RAM® Tough-Track™ and is easy to install and remove from your vehicle or vessel

Cup Mount Installation Hole Size: 3"

the DST820 delivers unmatched speed-through-water accuracy— providing precise start-up data below 0

Access to speakers

PN:  7142

RAM Mount RAM Tough-Ball w/1/4"-20 x .50" Threaded Stud [RAP-379U-252050] Brand_Airmar This kit is compatible withRAM Tough Ball with 1 4" 20 x . 50" Threaded Stud The RAP 379U 252050 consists of a 1. 5" diameter rubber ball, connected to a 1 4" 20 X . 50" male threaded post and tooth lock washer. Hardware Included: (1) 1 4" Tooth Lock Washer Thread Pitch: 1 4" 20 x . 5" Ball Socket Size: C Size (1. 5") Weight Capacity: 4 lbs Materials: High strength composite Stainless steel threads