No mark between stud recesses

Slightly smaller stud recess

Stud recess 2 normal

Narrow stud-recess top stud

Pip diameter 4mm

High cross support

a

Small mark between stud 1 and 2

All stud logos aligned

Normal logo size on stud 1

All stud logos aligned

No marks inside stud recesses

Plain stud recesses

Mark to the right of stud recess 1

a

Plain '3'

Large mark inside bottom part of '3'

a

Rectangular shiny area around '3'

b

With shiny area around '5'

a

With shiny area around '7'

a

Shiny area around '10'

a

With shiny area around '15'

a

With shiny area around '16'

a

Small mark between '1' and '7'

a

Shiny area around '18'

a

Shiny area around '19'

a

With shiny area around '20'

a

Shiny area around '21'

a

Shiny area around '22'

a

Shiny area around '27'

a

Marks covering '27'

b

Shiny area around '30'

a

Shiny area around '33'

a

Shiny area around '42'

a

Shiny area around '43'

a

Shiny area around '44'

a

Shiny area around '45'

a

Shiny area around '46'

a

Small mark between '4' and '6'

b

Larger mark between '4' and '6'

c