Welcome to Bonanza!

Bonanza is a marketplace of more than 50,000 sellers selling 10 million items.



No sign-up required, fast and simple checkout



Free shipping on millions of items



SSL encryption for peace of mind with your purchase



The New York Times, Oprah, and others have raved about us since 2007

Rendered at 03:33:19 10/09/15
See the small card with the code on it? The seller printed that out and included it in the picture to show that they have this item in their possession.
Does this picture look different than its small version did? Bonanza's "Background Burner" allows sellers to delete the background of a picture so it's easier for your eye to parse in search results. What you see here is the original picture.

Mailbox Alert Pop Up Yellow Flag

Full_star_smallFull_star_smallFull_star_smallFull_star_smallHalf_star_small 4.5 Based on 2 user reviews
Priced at
100% Positive
Payment options
Shipping options
Catalogued as
Purchase protection offered

Got one like this to sell? Sell it on Bonanza!

Item details

Qty Available
53 in stock
Country/Region Of Manufacture
United States

More about this item

What is very nice about this Yellow Pop Up Flag on your rural mailbox is that you know when the mailman has finally arrived. This ingenious device is very easy to install, includes hardware, easy to follow instructions for installing, & we provide free customer support, always! The Yellow Pop Up Flag, as pictured, is mine, & it has been on my mailbox for about ten years now & still going strong. The spring is stainless & the flag is made out of aluminum, which will never rust out. The price for one of these alerts is $9.50 plus $3.50 for first class mail for a total of $13.00. If you have any questions, you can e-mail us Please be kind to note that the Black mailbox pictured, is NOT included with the Yellow Pop Flag assembly, which installs in minutes. These alerts we sell works with any sized breadloaf mailbox, whether the door gos over or even into the box. Feel free to ask any questions. PS  We take Paypal, money orders, or a personal check...Payment can be mailed to me at: Barry Paul Tanenbaum  1509 Nittany Lane  Harrisburg, Pa. 17109-5641     My e-mail addy is:


Listing details

Seller policies
Shipping discount
No combined shipping offered
Posted for sale
More than a week ago
Item number


Product reviews for "Nucleuscontour Flag"


Mailbox Signal Flag

Love it

I Love this product. Can now look out my window and know there is mail in my mailbox.

Purchased Nucleuscontour Flag on Bonanza

Mailbox Signal Flag


simple and easy to use. Works on Step 2 mailboxes while others ore not combpable.

Purchased Nucleuscontour Flag on Bonanza
Priced $9.50. Categorized under Home & Garden >> Yard, Garden & Outdoor Living. Condition: New, Material: Metal , Color: Yellow , Country/Region of Manufacture: United States. What is very nice about this Yelow Pop Up Flag on your rural mailbox is that you know when the mailman has finaly arived. This ingenious device is very easy to instal, includes hardware, easy to folow instructions for instaling, & we prov.