These BNB rubber replacement straps are sold as a pack of six and are durable and dependable, keeping your bike safe and secure. If you need a couple of extra straps for your BNB bike rack, look no further! Straps are compatible with the following BNB Bike Rack models: Trunk Series: AERORACK, EVEREST TOURING, SWIFT TOURING. Spare Tyre Series RANGER PRO. Hitch Series: TAILGATOR PRO.