- $7.99 GBP OO gauge Hobby Trade Ballast - 900g - 4081 - Medium Grade Mixed Black
- $7.99 GBP OO gauge Hobby Trade Ballast - 900g - 4077 - Fine Grade Mixed Grey
- $7.99 GBP OO gauge Hobby Trade Ballast - 900g - 4078 - Fine Grade Slate
- $7.99 GBP OO gauge Hobby Trade Ballast - 900g - 4077 - Medium Grade Mixed Grey