This Hydraulic backhoe thumb use 3/4" & 1" pins & is 24" long, the
jaws
are 5" wide, all plates are 3/8" thick, & the mounting plate is 3-1/2" wide,
1-1/2" bore hyd. cylinder. Approx. weight 46 pounds
Installation required a Clearance of 33" on the stick
Material 44W or A36