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SL Thumb 512 mm (20 in) 109571

Cat® Stiff Link Thumbs are the ideal add-on to add versatility to your Cat machines. Designed for specific excavator and bucket combinations, they help you take on more materials without compromising fuel efficiency. We built them to upgrade your machine to handle larger, bulkier materials.

Number of Teeth/Tines
3
Stored Height
18.8 in
Overall Width
20 in
Weight
570 lb

Dimensions

Number of Teeth/Tines
3
Stored Height
18.8in
Overall Width
20in
Weight
570lb
Length
58.6in
Rotation
Two static working positions at 90° and 105°
Tines Included
Yes
Machine Class
11 to 19 ton excavators
Interface Type
Pin On

Standard Equipment:

Optional Equipment:

M320

Engine Power - ISO 14396
174 HP
Operating Weight Maximum
46740 lb
Maximum Travel Speed
21.7 mile/h

M318

Engine Power - ISO 14396
174 HP
Operating Weight Maximum
43980 lb
Maximum Travel Speed
21.7 mile/h

M319

Engine Power - ISO 14396
174 HP
Operating Weight Maximum
46407 lb
Maximum Travel Speed
21.7 mile/h

M314

Engine Power - ISO 14396
134 HP
Operating Weight Maximum
39683 lb
Maximum Travel Speed
23 mile/h

317 GC

Net Power - ISO 9249
119 HP
Operating Weight
38000 lb
Maximum Digging Depth
21 ft

315

Net Power - ISO 9249
108 HP
Operating Weight
34000 lb
Maximum Digging Depth
19.6 ft

313

Net Power - ISO 9249
108 HP
Operating Weight
30400 lb
Maximum Digging Depth
19.8 ft

315 GC

Net Power - ISO 9249
98 HP
Operating Weight
34000 lb
Maximum Digging Depth
19.6 ft

313 GC - Tier 4 / Stage V

Net Power - ISO 9249
73 HP
Operating Weight
30400 lb
Maximum Digging Depth
19.8 ft

Specifications

Dimensions

Number of Teeth/Tines
3
Stored Height
18.8in
Overall Width
20in
Weight
570lb
Length
58.6in
Rotation
Two static working positions at 90° and 105°
Tines Included
Yes
Machine Class
11 to 19 ton excavators
Interface Type
Pin On

Standard Equipment:

Optional Equipment:

Attachments

M320

Engine Power - ISO 14396
174 HP
Operating Weight Maximum
46740 lb
Maximum Travel Speed
21.7 mile/h

M318

Engine Power - ISO 14396
174 HP
Operating Weight Maximum
43980 lb
Maximum Travel Speed
21.7 mile/h

M319

Engine Power - ISO 14396
174 HP
Operating Weight Maximum
46407 lb
Maximum Travel Speed
21.7 mile/h

M314

Engine Power - ISO 14396
134 HP
Operating Weight Maximum
39683 lb
Maximum Travel Speed
23 mile/h

317 GC

Net Power - ISO 9249
119 HP
Operating Weight
38000 lb
Maximum Digging Depth
21 ft

315

Net Power - ISO 9249
108 HP
Operating Weight
34000 lb
Maximum Digging Depth
19.6 ft

313

Net Power - ISO 9249
108 HP
Operating Weight
30400 lb
Maximum Digging Depth
19.8 ft

315 GC

Net Power - ISO 9249
98 HP
Operating Weight
34000 lb
Maximum Digging Depth
19.6 ft

313 GC - Tier 4 / Stage V

Net Power - ISO 9249
73 HP
Operating Weight
30400 lb
Maximum Digging Depth
19.8 ft