Thumb Hydraulic Cylinders

RAM Thumb cylinders are high quality welded cylinders specifically designed for use on mini excavators, tracked excavators, wheeled excavators and backhoes for hydraulic thumb applications.

The Thumb Cylinder design offers many unique features to protect the cylinder and equipment when operating in rugged working conditions. The Thumb Cylinder's construction was specifically designed to ensure a long working life, while simplifying any routine servicing requirements in the shop or on the job site. Standard features include:

• Steel guided transfer hose
• Oversized spherical bearing mounts
• Custom seal package that includes wear rings and high pressure seals
• CAT style heavy duty nut
• Oversized piston stem
• Fixed cushions on both cylinder ends
• Bolt in gland with high tensile head bolts