Maybe one of these similar products would be of interest:-

Hackney Kestrels Retro Speedway T-Shirt

HACKNEY KESTRELS--1987--SPEEDWAY BADGE--GOLD METAL

HACKNEY KESTRELS--1985--SPEEDWAY BADGE-SILVER METAL

Speedway badge Crayford Highwaymen 1968 1970 The Kestrels supporters ref. 260

Hackney Kestrels Speedway Pennant - 1985