31 voti Silicone Rubbers R PRO 20 - Silicone rubber 1:1 for medium hardness moulds, making kit for DIY r-pro-20 €24.90 500 gr (250 gr A + 250 gr B) 1 KG (500 gr A+ 500 gr B) 2 KG (1 kg A + 1 kg B) 10 KG (5 kg A + 5 kg B) 4 KG (2 kg A + 2 kg B) 20 KG (10 kg A + 10 kg B) FOR PROFESSIONAL USE R PRO 20 is a 1:1 addition silicone rubber with high resistance to tearing. Suitable for modeling and moldmaking, this silicone rubber is very versatile and ideal for making medium-hard molds (20 shore) which allow you to reproduce even the smallest details and undercuts. ✔️ HIGH PERFORMANCE: R PRO 20 mold silicone faithfully copies... Add to basket