Catapult Slingshot band, no slip solution. how to tie bands that wont slip

Catapult bands tip on how to ensure bands dont slip on the forks. Solution to a common catty shooting problem.
The OPFS catapult in aluminium used in this video amzn.to/2M4Tnx0
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[@TeslasTechnology]

You solved my band slippage problem. Thanks for the tip.

[@darrellallen7931]

Great tip, thanks for sharing