You can buy such things. Eg, https://dualsun.com/en/products/dualsun-spring/ https://dualsun.com/en/products/dualsun-spring/ (Not affiliated, no idea if that p

You can buy such things. Eg, https://dualsun.com/en/products/dualsun-spring/ https://dualsun.com/en/products/dualsun-spring/ (Not affiliated, no idea if that particular one is any good, it was just one of the first results)