In-line couplings .
Part No 43-1050- 2mm - 2mm - Dimensions - 8mm x 20mm
Part No 918D1- 2mm - 3mm - Dimensions - 8mm x 20mm
Part No 917D8 -3mm - 3mm- Dimensions - 8mm x 20mm
Part No 917D8/1- 3mm - 4mm - Dimensions -8mm x 20mm
Part No 918D1/1- 4mm - 4mm - Dimensions -10mm x 20mm
Part No 919D1/5 - 5mm - 5mm - Dimensions -12.67mm x 24.8mm
Part No 919D1/3 -5mm - 6mm- Dimensions - 12.67mm x 24.8mm
Part No 919D1 -6mm - 6mm - Dimensions -12.67mm x 24.8mm
Part No 919D1/2 -6mm - 8swg (Meccano) - Dimensions - 10mm x 20mm
Part No 919D1/8- 8mm - 8mm - Dimensions -12.67mm x 24.8mm