346 Installation systems Spare parts for Duplo products using these command plates: DUPLO Pro BD System A890091000 3 8 x 70 1010 2 6 17 18 29 Code Code 2 AV0011800R 18 AV0002600R 3 AV0001900R 29 AV0004900R 6 AV0001000R 17 AV0002100R