Yale French Casement Extensions For Lockmaster Window Gearbox

Yale French Casement Extensions for Lockmaster Window Gearbox

Please Read: The measurement shown is the overall length, including both shoot bolts and the connecting mechanism. For example, a 368–820mm extension does not mean a single shoot bolt is 820mm — each shoot bolt will be approximately 300mm in length.

Note: One shoot bolt per purchase.

These Yale French casement extensions are designed specifically for use with the Yale shootbolt gearboxes.

Key Features:

• Compatible with Yale croppable gearboxes
• Passive leaf extensions (no cams) for placement behind the floating mullion
• Strategically positioned mushroom cams on main extensions to enhance weather performance and security

Dimensions:

• Mushroom cam heights: 7.7mm or 9.0mm
• Suits sash rebate heights between 326mm and 1420mm (across 4 extension sizes)

Gearbox sold separately: You can purchase the matching Yale Lockmaster Window Gearbox from the link below:

Buy the Lockmaster Yale uPVC Window Lock Gearbox here