Golf Lenkerklemmhalterung & spezielle Halterung für Garmin eTrex 10/20/30
Simply remove the existing knob and tighten the clamp with the security knob. Once tightened, the security knob can be removed to deter theft. Garmin eTrex 10 / Garmin eTrex 20 / Garmin eTrex 20x / Garmin eTrex 30 / Garmin eTrex 30x.