Hey Harold, thanks for reaching out!
Yes, the Thule Hull-A-Port Kayak Carrier w/Tie-Downs # TH834 will fit great on your Adarac ladder rack when you use the Watersports Adapter # THXADAPT11. view full answer...
One of our easier options is going to be using 2 of the Lockrack Adjustable Watersport Carriers # LR24VR on the roof of your 2014 Toyota RAV4. Depending on how wide your kayak and paddle board are they may not fit side to side in which case you could still use the one Lockrack carrier for your paddle board and then have a J-Style rack like the Kuat Class 4 V2 Kayak Roof Rack # KU53VR which will place the kayak on its side and take up less room of the roof rack. Both of these options have... view full answer...