Dormakaba BTS Spindle Insert
45200411

Features:

• Provide greater floor clearance if required (e.g. doors with thresholds, carpeted floors etc)
• For Dormakaba BTS floor springs
• Finished in zinc

Specifications:

• Size: 45mm extended
• Finish: Zinc plated

Calculating the necessary length of spindle extension

Extension = X – Floor clearance (normally 8 mm)

Collar height Z of the extended spindle inserts = Spindle extension length + 3 mm

(collar height of the standard spindle insert)