Germany
Manufacturer's website
| Part Number | Width | Inner Diameter | Outer Diameter | Weight | Price |
|---|---|---|---|---|---|
| BK0709 | 9mm | 7mm | 11mm | 3g | £0.65 |
| BK0810 | 10mm | 8mm | 12mm | 5g | £0.61 |
| BK1012 | 12mm | 10mm | 14mm | 6g | £4.66 |
| BK1014-RS | 14mm | 10mm | 14mm | 7g | £2.13 |
| BK1014-RS-OH | 14mm | 10mm | 14mm | 7g | £8.20 |
| BK1210 | 10mm | 12mm | 16mm | 5g | £5.11 |
| BK1212 | 12mm | 12mm | 18mm | 11g | £6.05 |
| BK1512 | 12mm | 15mm | 21mm | 13g | £0.81 |
| BK1516 | 16mm | 15mm | 21mm | 17g | £0.88 |
| BK2020 | 20mm | 20mm | 26mm | 27g | £2.03 |
| BK2518-RS | 18mm | 25mm | 32mm | 34g | £2.19 |
| BK2520 | 20mm | 25mm | 32mm | 38g | £1.83 |
| HK0306 | 6mm | 3mm | 6.50mm | 1g | £7.44 |
| HK0408 | 8mm | 4mm | 8mm | 2g |
£0.59
|
| HK0508 | 8mm | 5mm | 9mm | 10g | £5.17 |