Check the listing for details. Apache 39040859 New 1" CYLINDER CONTROL BLOCK Air Or Hydraulic. Condition: New. Listed at 12.99 USD. BRAND NEW - NOT REFURBISHED - FACTORY SEALED 1" THICKNESS CYLINDER CONTROL BLOCK SPACER APACHE MODEL 39040859 INCLUDES FULL MANUFACTURERS WARRANTY ! Hydraulic Cylinder Control Block, New Style, For 1-1/2" To 2" Rods, Designed For Cylinder Rods To Prevent Them From Closing All The Way, Available In A Variety Of Thicknesses, Multiple Spacers Can Be Used To Allow The Cylinder To Stop In The Place You Want It To, Constructed Of A High Grade, Heat Treated Aluminum Alloy, Which Makes It Extremely Durable, Spring Design Allows For Installation And Removal In Seconds, Can Be Used On Hydraulic Or Air Operated Cylinders, 3,000 LB Maximum PSI, 250 Degrees Fahrenheit Maximum Temperature. Features: 1" Thickness Fits 1-1/2" To 2" Diameter Rods High Grade Heat Treated Aluminum Alloy Riveted Spring Allows Installation And Removal In Seconds Use On Air Or Hydraulic Cylinders 3,000 Maximum PSI 250 Degree Maximum Temperature Approx. Overall Size: 3"x 5"x 1.0" A. R. Pennycuff, Inc. - GrandCloseouts210 Burkesville Rd Albany, KY 42602