Machine description: 320 LINKAGE PRO PLUS THUMB FOR USE WITH QC & 36" GDCBKT PN#552-8220 OR 48" GDCBKT 552-8222 HARD HIT MATCH, WOULD ALSO MESH WITH 42" GD, HD & SD BKTS, INCLUDES BRACKET AND BALL VALVE LINES, 2 TINES, 2... more info about the Caterpillar B PRO+THUMB.
Machine description: CB LINKAGE PRO SERIES THUMB FOR USE WITH QC & 42" GD, HD, OR SD BKT, 29.2" WIDE, TWO TINE THUMB, Online Owner's Manual , PN#4180424... more info about the Caterpillar CB PROTHUMB.
Machine description: CAT PART NUMBER 583-4538, CATERPILLAR 4 TOOTH PRO PLUS THUMB, FOR PIN ON ONLY, MESHES WITH 42" BUCKETS GD (552-8209), HD (552-8239), SD (552-8251), PINS AND CYLINDER INCLUDED, SOLD AS IS... more info about the Caterpillar 320/325 FULL ROTATION 4 TOOTH THUMB.
Machine description: CATERPILLAR 310 HYDRAULIC THUMB, CATERPILLAR PART NUMBER 540-6735, CONNECTING LINES INCLUDED, FOR USE WITH: Pin-on or Pin grabber coupler, SOLD AS IS... more info about the Caterpillar 310 HYDRAULIC THUMB.