Washer for Bing black for Kreidler Mustang 80, Zündapp KS 80 Super, K SX Hercules Ultra 80F, Chopper, 50 Ultra, 50, RS 125, RX 9

Jet needle retaining disc No. 61-290 for Bing carburetor type 21, suitable for Kreidler Mustang 80 (Part No. 315.03.87), Zündapp KS 80, KS 80 Super, K 80, SX 80, Hercules Ultra 80, Ultra 80F, Ultra 80 Chopper, K 50 Ultra, Ultra 50, RS 50, 80, 125, RX 9, XE 9, Zündapp KS 50 WC. Technical details: Suitable for Bing carburetor type 21/20/101 (Size 92, Sachs 50S), 21/20/102 (Size 82, KS 50 WC), 21/20/103 (Size 85, Sachs 50S), 21/20/104 (Size 70, Engine Type 314), 21/20/105A (Size 85, 530-050 - 314-010), 21/20/106 (Size 88, Sachs 50 SW), 21/20/107 (Size 95, Sachs 80 SW), 21/20/110 (Size 105, Sachs 50 SW), 21/20/111 (Size 80, Mustang 80), 21/20/113 (Size 95, Sachs 80SA - 4 AKF), 21/20/114 (Size 95, Sachs 80SA - SW), 21/20/115 (Size 78, Zündapp), 21/22/102 (Size 108, Hercules RS 125). The specifications for the original jet size are for reference only.