JAX Store Locations
1 2
Yakima

MightyMount 39H Adapters

$39.00 USD
Color: One Color
Size

Please Note:

Effective December 16th, 2025, we will no longer accept online orders for delivery or pick-up at stores, with the exception of JAX gift cards. Orders placed on or before that date will still be honored. Please see our announcement page for full details: https://jaxgoods.com/pages/website-announcement

Description

Our new MightyMount adapters are made to secure round/square bar only gear mounts to the new CoreBar and JetStream crossbars. If you are one of our long time Yakima users upgrading your ride with a new StreamLine Base Rack System, these adapters will allow you to continue using your favorite mounts.

Payment & Security

Payment methods

  • American Express
  • Diners Club
  • Discover
  • JCB
  • Mastercard
  • PayPal
  • Venmo
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.