| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 20Y-43-31121 | BRACKET | B20001-B20199 | |
| 2 | 01010-D1235 | BOLT | B20001-B20199 | |
| 3 | 01643-71232 | WASHER | B20001-B20199 | |
| 4 | 20Y-43-31260 | PLATE | B20001-B20199 | |
| 5 | 01010-D1035 | BOLT | B20001-B20199 | |
| 6 | 01643-71032 | WASHER | B20001-B20199 | |
| 7 | 01010-81025 | BOLT | B20001-B20199 | |
| 8 | 01643-31032 | WASHER | B20001-B20199 | |
| 9 | 20Y-43-31140 | ADJUSTER,L.H. | B20001-B20199 | |
| 10 | 20Y-54-65340 | NUT | B20001-B20199 | |
| 11 | 01643-71032 | WASHER | B20001-B20199 | |
| 12 | 20Y-43-31150 | ADJUSTER,R.H. | B20001-B20199 | |
| 13 | 20Y-54-65340 | NUT | B20001-B20199 | |
| 14 | 01643-71032 | WASHER | B20001-B20199 | |
| 15 | 22U-43-21260 | WIRE | B20001-@ | |
| 16 | 20Y-54-43150 | KNOB | B20001-B20199 | |
| 17 | 20Y-43-31181 | FRAME | B20001-B20199 | |
| 18 | 20Y-54-65340 | NUT | B20001-@ | |
| 19 | 01643-71032 | WASHER | B20001-@ | |
| 20 | 20Y-54-65540 | CAP | B20001-@ | |
| 21 | 09452-06506 | CATCHER | B20001-B20199 | |
| 22 | 01224-40410 | SCREW | B20001-B20199 | |
| 23 | 20Y-43-31191 | FRAME | B20001-B20199 | |
| 24 | 01010-D1230 | BOLT | B20001-@ | |
| 25 | 22U-54-25170 | WASHER | B20001-@ | |
| 26 | 20Y-43-31231 | COVER | B20001-B20199 | |
| 27 | 01010-D1016 | BOLT | B20001-B20199 | |
| 28 | 01643-71032 | WASHER | B20001-B20199 |