These often rust up making it hard to adjust your emergency brake
Good used emergency brake shoe adjuster star nut and pin. Fits all models from chassis in title.
114 115 107 116 123 126 Emergency Brake Adjuster Screw ( Used )
$23.75
SKU:
MECB-8-USED 
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$38.50
1968 to 1991 Parking Brake Shoe Repair Kit with Installation PDF Instructions
Does not fit all models. See notes below. Inspect these shoes if you have not - they are hiding inside the rear brake discs!
Emergency brake shoe maintenance is often neglected because the rear brake disc / rotor has to be removed to inspect and repair them. If the car has ever been driven a long distance with the emergency brake on, expect problems.
PDF
$9.95
Emergency Brake Repair and Adjustment Manual by Kent Bergsma - Download
ALL Mercedes CHASSIS 111 113 108 109 114 115 107 116 123 126 201 124 129 140 from 1968 to 1995
Older Mercedes have a very effective emergency brake design which was virtually the same on all models from the late 1960s right up through the early 1990s. The actuating mechanisms are all mechanical and are controlled by a Y cable under the car.