Click below for the official ECC 2021 oil pattern:
https://ecc2021.ebowling.eu/wp-content/uploads/2021/10/2021-ecc_crete-1.pdf
Click below for the official ECC 2021 oil pattern:
https://ecc2021.ebowling.eu/wp-content/uploads/2021/10/2021-ecc_crete-1.pdf