Guangzhou Huitong Machinery Co., Ltd.
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Mini Excavator Quick Coupler For Kubota PC 311 Quick Attachment
product details:
| model | fit to excavator | pin diameter | arm width | pin center distance | cylinder scaling distance | pressure | oil flow | weight | dimensions |
| / | Ton | mm | mm | mm | mm | kg/c㎡ | L/min | kg | mm |
| 02
| 4-5.5 | 45-50 | 155-170 | 230-270 | 205-275 | 40-380 | 10-20 | 85 | 650*350*350 |
| 04 | 6-8.5 | 50-55 | 180-200 | 290-360 | 340-450 | 40-380 | 10-20 | 100 | 700*400*400 |
| 06 | 9-16 | 60-70 | 232-315 | 380-420 | 340-486 | 40-380 | 10-20 | 200 | 850*500*450 |
| 08 | 17-22.5 | 70-80 | 306-340 | 460-480 | 256-590 | 40-380 | 10-20 | 400 | 1000*520*600 |
| 10
| 23-32 | 80-90 | 325-350 | 473-540 | 413-590 | 40-380 | 10-20 | 600 | 1050*600*650 |
| 17 | 33-45 | 90-120 | 416-469 | 550-620 | 520-590 | 40-380 | 10-20 | 700 | 1100*600*700 |
| Items | Unit | CST 200K | CST 300K | CST 400K |
| Overall Length | mm | 924-944 | 983-1050 | 1006-1173 |
| Overall Height | mm | 492 | 574 | 558-610 |
| Overall Width | mm | 449-483 | 543-568 | 606-663 |
| Pin to Pin Center Distance | mm | 460-480 | 473-540 | 550-620 |
| Forearm Open Width | mm | 306-340 | 375-411 | 416-469 |
| Retractable Distance of Oil Cylinder | mm | 256-390 | 413-590 | 520-590 |
| Top to Bottom Pin Distance | mm | 275 | 300 | 360 |
| Pin Diameter | mm | 70-80 | 80-90 | 90-120 |
| Weight | kg | 280-290 | 420-430 | 450-480 |
| Working Pressure | kg/cm2 | 40-380 | 40-380 | 40-380 |
| Required Oil Flow | L/min | 10-20 | 10-20 | 10-20 |
| Excavator Weight | ton | 17-23 | 23-30 | 33-45 |
