Amazon : Often sells packs (e.g., 5-10 pieces) of 12-inch or 400mm rods for DIY and RC models.
Example : 1/4" diameter, 36" length — approx. (OnlineMetals). buy aluminum rod
eBay : Good for finding "drops" or leftover industrial stock at lower prices. Popular Product Examples Amazon : Often sells packs (e
: Standard sizes range from tiny 1/16" (1.6mm) pins to massive 12" (300mm) industrial bars. Amazon : Often sells packs (e.g.