Rebel Minis has a new spider bug box set available over on their website.
From the release:
New Spider Bug Box Set
Rebel Minis is proud to announce a new Spider Bug Box Set. The new set gives you 3 Spiders at a slightly discounted rate. We had a lot of requests for this set, so we went ahead and added it to the site.
Spider Bug Box set- You get 3 in one set.. great for larger hordes! These evil alien bugs are all metal! Great for 15mm and 28mm scale games! Each pack contains 3 Spider Bugs. The legs are also designed so that you can bend and pose them! SRP:$24.85