Carbine 7000 Series Doncaster Passage Set L1 Lever Set standard 70mm Backset.                                                                                                        

Function 

• Outside: opened by lever at all times
• Inside: opened by lever at all times

Additional Information 

• L1 lever design compliant with BCA codes and AS1428
• Fire rated for 4 hours to Tyco specifications
• Cylindrical fixing
• Supplied standard with a 70mm backset, 60mm available upon request and an extension tube to extend to 127mm is available
• Square shaped lever handles with a strong lever return spring
• 85mm wide rose with two locating fixing holes to prevent the leverset from spinning
• Suitable for doors 35mm – 50mm in thickness extension kit is provided to make it suit the 50mm
• Concealed fixing
• Stainless steel latch bolt with a 12mm projection.