Fortpro Automatic Slack Adjuster 1 1/4" Diameter, 10 Teeth, 5 1/2" Arm, Gunite Style Replaces AS1136 | F225065Specifications Product Line: Brakes Category Name: Slack Adjusters Part Type: Automatic Slack Adjusters Model: Gunite Style OEM Part Number: AS1136 Application Type: Heavy Duty Trucks, Semi Trucks Compatible Brake Chamber Sizes: T 16 Clevis Type: Collar Lock Straight Material: Alloy Steel Arm Length Position 1: 5 1 2 in. Arm Offset: No Offset Body Inclination Angle: 0 deg. Clevis Thread Diameter: 1 2 20 UNF 2B Slack Spline Count: 10 Slack Spline