| Pony | Cob | Full | Extra Full | |
| Head Measurement (bit ring to bit ring) | 80-99.5cm | 93-114cm | 101-123cm | 107.5-131cm |
| Browband (end to end) | 37.5cm | 40cm | 42.5cm | 45cm |
| Throatlash (split to split) | 51-69cm | 64-84.5cm | 71-91.5cm | 71-95cm |
| Cheekpiece (includes buckle) | 22.5cm | 26cm | 28cm | 29cm |
| Jaw Strap (ring to ring) | 21-28.5cm | 24-35cm | 30.5-39.5cm | 34-44cm |
| Long Buckle Strap (includes buckles) | 53cm | 59cm | 63cm | 67cm |
| Long hole strap length | 38.5cm | 43cm | 47.5cm | 52cm |
