2P-008-011 N Gauge MK3 Midland Mainline 2nd Class 42132 O Gauge TTA Tank Wagon The Class 221 are similar

The Class 221 are similar to the Class 220 Voyager units

Keyed axles (similar to the Dapol N Gauge A4/A3) to prevent quartering slippage

Traction tyres

This format was known as a push-pull train

2P-008-011 N Gauge MK3 Midland Mainline 2nd Class 42132 O Gauge TTA Tank Wagon The Class 221 are similarThe British Rail Mark 3 coach was developed primarily for the Class 43 HST, but incorporated design features to enable it to be hauled by conventional locomotives. The first coach entered service in 1975 and the last were made in 1988. Most Mark 3 coaches built are still in service today, including on the Royal Train. Dapol Models several mark 3 coach styles and livery options, including some twin packs and all have the following features: Highly