| XQ20-314 | XQ20.4.1 | Rear guide pole outer barrel |
| XQ20-315 | XQ20.4-2 | Rear guide pole spring |
| XQ20-316 | GBZT91 | Cotter pin3.2×20 |
| XQ20-317 | XQ20.4-3 | Pin shaft |
| XQ20-318 | XQ20.4.2 | Rear guide pole |
| XQ20-319 | XQ20.4-1 | Rear guide pole seat |
| XQ20-320 | GB/T71 | Slotted cone pointed set screw M6x 10 |
| XQ20-199 | XQ20.1-15 | Safety door shaft (upper) |
| XQ20-200 | XQ20.1-16 | Tension spring |
| XQ20-201 | | Set screwM8x15 |
| XQ20-6 | XQ20.1.5 | Safety door |
| XQ20-202 | XYQ12.Z-55 | Safety door shaft (lower) |
| XQ20-85 | XQ20.1-8 | Tong head cover |
| XQ20-23 | XQ20.1-1 | Shell |
| XQ20-46 | GB/T70.1 | Hexagon socket head cap screw M12x30 |
| XQ20-47 | XQ20.1-25 | Cabinet |
| XQ20-48 | XYQ12.Z-21 | Location block |
| XQ20-49 | XYQ3C.Z-21 | Spring |
| XQ20-50 | XYQ12.Z-60 | Location seat |
| XQ20-51 | GB/T93 | Standard spring washer 8 |
| XQ20-52 | XQ20.1-24 | Slider (lower) |
| XQ20-53 | XQ20.1-23 | Spring |
| XQ20-54 | GB/T68 | Slotted countersunk head screw M5x 16 |
| XQ20-55 | XYQ12.Z-58 | Flat key |
| XQ20-56 | XQ20.1-2 | Tail seat |
| XQ20-57 | XQ20.1-3 | Tail seat pin |
| XQ20-58 | | Cotter pin 5X35 |
| XQ20-59 | XYQ12.Z-46 | Baffle plate |
| XQ20-60 | XQ20.1-13 | Product name plate |
| XQ20-61 | XYQ3C.Z-37 | Rear handle |
| XQ20-62 | GB/T70.1 | Hexagon socket head cap screw M10x20 |
| XQ20-63 | XQ20.1-35 | Location plate |
| XQ20-64 | XYQ3C.Z.5 | Type H hand control valve |
| XQ20-237 | Rack plunger | |
| XQ20-303 | O ring 16×2.4 | Applied on the valve needle of the master tong bucket valve. |
| XQ20-45 | O ring 22×2.4 | Applied at the joint of the hand control valve of the master tong and transitional board; the ball joint of hoses of the master tong and backup tong. |
| XQ20-271 | O ring 24×2.4 | Applied at the hydraulic bucket joint. |
| XQ20-304 | O ring 25×2.4 | Applied at the stopper of the torque gauge seat and the bucket valve core(l). |
| XQ20-171 | O ring 26×2.4 | Applied at the tail connector of the master tong and the hollow bolt. |
| XQ20-292 | O ring 28×3.1 | Applied at the joint of the bucket valve and the hand valve. |
| XQ20-293 | O ring 30×3.1 | Applied at the bucket valve. |
| XQ20-43 | O ring 32×3.5 | Applied at the joint of the hydraulic motor of master tong and transitional connection board. |
| XQ20-157 | O ring 36×3.5 | Applied at the hand control valve of the master tong |
| XQ20-1I9 | O ring 45×3.55 | Applied at the water-proof cover of the master tong. |
| XQ20-243 | O ring 53×3.55 | Applied at the oil cylinder covers at the two sides of the rack plunger of the backup tong. |
| XQ20-239 | Stop ring A45x1.5 | Applied at piston of backup tong |
| XQ20-241 | O ring 45×3.1 | Applied at piston of backup tong |
| XQ20-6 | XQ20.1.50 | Single safety |
| XQ20-7 | XQ20.1.1 | Tong head assembly |
| XQ20-8 | | Braking and centralizing mechanism |
| XQ20-9 | | Hydraulic motor 6K-625 |
| XQ20-10 | XQ20.1.7 | Shifting gear assembly (upper) |
| XQ20-11 | XQ20.1.6 | Shifting gear assembly(lower) |
| XQ20-12 | | Transmission mechanism assembly |
| XQ20-13 | XQ20.1.4 | Hanger rod |
| XQ20-14 | XYQ12.Z-65 | Jack screw |
| XQ20-15 | GB/T91 | Cotter pin 5×40 |
| XQ20-16 | XYQ12.Z-63 | Suspension pin shaft |
