Pair Of Henderson Retractable Roller Spindle Brackets locks The entex springs are a

The entex springs are a ‘soft’ / flexible  spring

within the brickwork opening

For doors not made by Hormann and for Hormann double up and over doors

There are 3 springs in each assembly

Pair Of Henderson Retractable Roller Spindle Brackets locks The entex springs are aHenderson Retractable Roller Spindle Bracket but will fit other garage doors Fits Henderson Retractable Garage Doors, as per Henderson part number 032023 (rollers), 005438 (RH Bracket), 005421 (LH Bracket), both single and double car width doors Please note, the brackets are right and left handed from you being stood inside the garage looking out of the garage door. Bracket Thickness 2mm Bracket Width 64mm Bracket Length 99mm Bracket Height 35mm