At Weaver Industries urethane is produced to order. 

We can provide a wide range of durometers:  From 30 Shore "A" (soft) to 80 Shore "D" (hard).  Please reference the Hardness Chart for more information, it will allow you to compare hardness across products and materials. We have the capacity to develop customized urethane by creating new formulations or by adapting basic formulas to exact specifications, ensuring accurate shape, weight, size, color and hardness of the products t suit your needs.