Manital Sonica Lever on Sprung Push-on Round Rose- SC5SC

A modern classic designed for contemporary interiors, the Sonica Lever features a sleek, ergonomic form mounted on a sprung push-on round rose, finished in satin chrome. 

Designed and manufactured in Italy by Manital.

Key features:

• Finish: Satin chrome
• Warranty: Supplied with a 10-year mechanical guarantee
• Application: Suitable for both domestic and commercial environments
• Installation: Priced and supplied in pairs with spindle and fixings included

Dimensions:

• Lever Length: 131mm
• Projection: 59mm
• Rose Diameter: 50mm
• Rose Thickness: 8mm
• Lever Thickness: 4.2mm

Supplied without locks/latches, which do I need for these door handles?