3937887 seal kit for CAT 312E Caterpillar excavator Boom cylinder
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- Part #: 3937887 fits for CAT 312E,313F L, 313F LGC, 314D CR, 314D LCR
- Warranty: 12 Months
- Good Durability & Long Service life
- High Quality & Good Service
- We can make good discount depending your order quantity