They still have them for sale at an incredible price ! The secret to getting the best discount is to order 10 bags (1000 pcs) or more. They drop the price to $39 (plus shipping).

Releasable cable tie 12 inch 50LBS, 100pcs/Pack - Black -

If you don't want this many, then post here to look for 2 or 3 of you to share 1000 .. These are awesome. I've also been using them to hold my power supplies in my controller boxes this year. All you do is drill a small hole through the strap to screw it down inside the box. That way you can pop the power supply out if it goes bad.