Littleduckling Bike Chain 6/7/8 Speed Bicycle Chain Steel Hollow out Bike Chains 116 Links Ultralight MTB Bicycle Chain for Road Mountain Bike (Golden) - Walmart.com
EVERYTHING YOU NEED TO KNOW ABOUT YOUR MOUNTAIN BIKE'S CHAIN - Mountain Bike Action Magazine
Off the chain: Customize your BMX or kids' bike chain with Insane Chains - Bikerumor