Source Unknown
17.3 mm / N½ · Good
£4.00
18.5 mm / Q½ · Very good
£3.00
Adjustable · Very good
£2.00
£1.50
17.7 mm / O½ · Very good
£2.70
18.1 mm / P½ · Very good
16.1 mm / K½ · Very good
£1.00
17.7 mm / O½ · Good
£5.00
19 mm / R½ · Good
£7.50
17.7 mm / O½ · New without tags
18.5 mm / Q½ · Satisfactory
15.7 mm / J½ · Very good
Adjustable · Satisfactory
£2.50
19.4 mm / S½ · Very good
£50.00
20.2 mm / U½ · Very good
£4.50
17.7 mm / O½ · New with tags
16.9 mm / M½ · New without tags
19.8 mm / T½ · Very good
19.4 mm / S½ · Good
£22.00
16.5 mm / L½ · New without tags
£15.00
21.4 mm / X½ · New without tags
£12.50
16.9 mm / M½ · Very good
16.1 mm / K½ · New with tags
19 mm / R½ · New without tags
17.3 mm / N½ · New without tags
£25.00
18.1 mm / P½ · New without tags
17.3 mm / N½ · Very good
£6.00
Adjustable · New without tags
Adjustable · Good
£3.20
16.5 mm / L½ · Very good
18.1 mm / P½ · Good
£18.50
19.4 mm / S½ · New without tags
22.2 mm / Z+1 · New without tags
£10.00
15.3 mm / I½ · Good
£20.00
£7.00
16.9 mm / M½ · Good
