2022 CAT 336-340 FULL ROTATION THUMB , CATERPILLAR 4 TOOTH FULL ROTATIONAL THUMB, CATERPILLAR PART NUMBER 533-0889, DOES NOT INCLUDE MOUNTING BRACKET, FOR USE WITH DB LINKAGE, INCLUDES HYDRAULIC CYLINDER, INCLUDES MOUNTING PINS AND CONNECTING LINES, MESHES WITH 54" BUCKET 528-4604 AND 528-4643, NOT FOR USE WITH COUPLER, SOLD AS IS,