CRL Snap-On Knife Latches hold screen frame into window frame. The screen frame is first notched with a WST901 Notching Tool, and then the Knife Latch is attached by simply sliding the latch on to the frame. A dimple on the Knife Latch holds it securely to the frame. Six knife latches per package.

Most shipping weights are approximate and have not been verified. If the exact weight is needed in order to determine shipping costs, and shipping costs are required in order for you to complete your order, please request this prior to submitting your order by contacting CRL Customer Service. Product images shown are of the actual product or a close representation. ColorsColours can vary depending on your computer's video card and on how your monitor's colorcolour is adjusted.