Bricklink is a site for individuals/small business to buy and sell primarily individual Lego pieces, so it’s important for shipping calculations to have reasonably accurate weights of all the pieces. Their weights are therefore contributed by those sellers. Although now that LEGO Group owns Bricklink, you’d think they could just slide them the numbers.
Of course someone has just published a table with all know masses of all lego pieces ever
Bricklink is a site for individuals/small business to buy and sell primarily individual Lego pieces, so it’s important for shipping calculations to have reasonably accurate weights of all the pieces. Their weights are therefore contributed by those sellers. Although now that LEGO Group owns Bricklink, you’d think they could just slide them the numbers.