Yakima StageTwo Plus 2 Platform Rack Add On - Anthracite NoAusPost Cons: Securing the bikes is

Cons: Securing the bikes is all on the user

Articulated cut for freedom of movement

Compatible with all forward and double bridge fork designs

2 velcro straps

this stainless steel cog from Wolf Tooth is the answer

Yakima StageTwo Plus 2 Platform Rack Add On - Anthracite NoAusPost Cons: Securing the bikes isThe StageTwo +2 Add On takes your Yakima StageTwo from a 2 bike platform style carrier to a 4 bike beast. The StageTwo +2 Add On continues the upwards trajectory of the main support arm that extends from your vehicle's 2" square receiver, affording you a little more ground clearance. This design also provides both horizontal and vertical offset to the bikes on the carrier which provides even better bike separation and lowers the possibility of contact