Windshield wiper refills for 64 Barracuda?

redfish explains it.
RedFish said
The button allowed taking the blade apart. Refill was threaded into both parts. Blade reassembly captured the refill so no additional clips were req'd.
Click to expand...

Lemme find a pic.
Push the button and that allows the claw to slide off.
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The refill is captured between the two claws by a raised center.

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The Trico 43 series refill is held in with a clip.
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