| Part Number | Dimension (mm) | ||
| d | d1 | B | |
| GS81200 | 12 | 26 | 3 |
| GS81201 | 14 | 28 | 3 |
| GS81202 | 17 | 32 | 3.5 |
| GS81203 | 19 | 35 | 3.25 |
| GS81204 | 22 | 40 | 3.75 |
| GS81205 | 27 | 47 | 4 |
| GS81206 | 32 | 52 | 4.25 |
| GS81207 | 37 | 62 | 5.25 |
| GS81208 | 42 | 68 | 5 |
| GS81209 | 47 | 73 | 5.5 |
| GS81210 | 52 | 78 | 6.5 |
| GS81211 | 57 | 90 | 7 |
| GS81212 | 62 | 95 | 7.5 |
| GS81213 | 67 | 100 | 8 |
| GS81214 | 72 | 105 | 8 |
| GS81215 | 77 | 110 | 8 |
| GS81216 | 82 | 115 | 8.5 |
| GS81217 | 88 | 125 | 9.5 |
| GS81218 | 93 | 135 | 10.5 |
| GS81220 | 103 | 150 | 11.5 |
| GS81222 | 113 | 160 | 11.5 |
| GS81224 | 123 | 170 | 12 |
| GS81226 | 133 | 190 | 13 |
| GS81228 | 143 | 200 | 13.5 |
| GS81230 | 153 | 215 | 14.5 |
| GS81232 | 163 | 225 | 15 |
| GS81234 | 173 | 240 | 16.5 |
| GS81236 | 183 | 250 | 17 |
| GS81238 | 194 | 270 | 18 |
| GS81240 | 204 | 280 | 18 |
| GS81244 | 224 | 300 | 18.5 |
| GS81248 | 244 | 340 | 23 |
| GS81252 | 264 | 360 | 23.5 |
| GS81256 | 284 | 380 | 24 |
| GS81260 | 304 | 420 | 28.5 |
| GS81264 | 325 | 440 | 28.5 |
| GS81268 | 345 | 460 | 29 |
| GS81272 | 365 | 500 | 32.5 |
| GS81276 | 385 | 520 | 33.5 |
| GS81280 | 405 | 540 | 33.5 |
| GS81284 | 425 | 580 | 39 |
| GS81288 | 445 | 600 | 39 |
| GS81292 | 465 | 620 | 39 |
| GS81296 | 485 | 650 | 39.5 |
| GS812/500 | 505 | 670 | 39.5 |
| GS812/530 | 535 | 710 | 40 |
| GS812/560 | 565 | 750 | 45 |
| GS812/600 | 605 | 800 | 48 |
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