Excavator link-on hydraulic thumb from BONOVO for mini digger excavator
In order to achieve a more perfect fit, Bonovo can customize the size according to the needs of customers.

Hydraulic Thumb
The easiest and fastest way to get more capability from your excavator is to install a Hydraulic Thumb. With an Bonovo Attachments Hydraulic Thumb, your excavator goes from digging to complete material handling. A Hydraulic Thumb makes it easier to pick, hold and move awkward material such as rocks, concrete, branches, and debris that does not fit into the bucket.
Thumbs are ideal for forestry, construction, road construction, and mining applications. They can be added to any bucket, blade or rake to increase its effectiveness and save your time.
Make Perfect Fit is always Our Team 's Aim. Bonovo Promise You the Best Level Steel in China for Our Bucket. With Over Ten Years Welding Experience Welders and other Workers Striving for Perfection on Every Details, Bonovo Keep Providing a Large Quantities of Strong Thumbs with Best Cost Performance Globally.




Commonly used tonnage parameters:
Openning (mm) |
Thumb Width (mm) |
Bucket Width to Fit (mm) |
415 | 180 | 300(200-450) |
550 | 300 | 400(350-500) |
830 | 450 | 600(500-700) |
900 | 500 | 650(550-750) |
980 | 600 | 750(630-850) |
1100 | 700 | 900(750-1000) |
1240 | 900 | 1050(950-1200) |
1640 | 1150 | 1300(1200-1500) |
Inspection
Bonovo was established in 2006 . our industry experience dates back to 1998, when our founder worked as factory manager in a state-owned machinery enterprise, after that our first factory was established in 2006. Bonovo has established a complete and effective quality assurance system and gotten the ISO9001 certification.
Q:Are you a manufacturer?
A:Yes! We are the manufacturer established in 2006. We do OEM manufacture service of all excavator attachments and undercarriage parts for famous brand like CAT, Komatsu and their dealers all over the world, such as Excavator/Loader Buckets, Extend Boom & Arm, Quick Couplers, Rippers, Amphibious Pontoons, etc.Bonovo Undercarriage Parts offered a wide range of undercarriage wear parts for excavators and dozers. Such as track roller,carrier roller,idler,sprocket,track link,track shoe,etc.
Q:Why choose BONOVO over any other companies?
A:We manufacture our products locally. Our customer service is exceptional and personalized for every customer. Every BONOVO product is armored and durable with a 12-month structural warranty. We use high quality materials sourced from the very best in China. Our design team works closely with customers for any custom orders.
Q:Which payment terms can we accept?
A:Normally we can work on T/T or L/C terms, sometimes DP term.
1). on T/T term, 30% advance payment is required and 70% balance shall be settled before shipment.
2). On L/C term, a 100% irrevocable L/C without “soft clauses” can be accepted. Please contact directly with our customer representatives for specific payment term.
Q:What logistics way for product delivery?
A:1).90% in shipment by sea, to all main continents such as South America, Middle East, Africa, Oceania and Europe, etc.
2). For neighborhood countries of China, including Russia, Mongolia, Uzbekistan etc., we can ship by road or railway.
3). For light parts in urgent need, we can deliver in international courier service, including DHL, TNT, UPS or FedEx.
Q:What are your warranty terms?
A:We provide a 12-month or 2000 working hours structural warranty on all our products, except failure caused by improper installation, operation or maintenance, accident, damage, misuse or non Bonovo modification and normal wear.
Q:What is your lead time?
A:We aim to provide customers with a fast lead time. We understand emergencies happen and priority production should be preferred in a faster turnaround. A stock order lead time is 3-5 working days, while custom orders within 1-2 weeks. Contact BONOVO products so we can provide an accurate lead time basing on situations.