PLAIN RUBBER "MINI" BULB (no hardware) w/free mounting tips booklet & protectant - fits little bicycle-size horns FITS LITTLE BICYCLE-SIZE "MINI" BULB HORNS: Perfect when you need rubber bulb, but not the hardware. BRAND NEW: First-Quality. Budget Price. 100% Satisfaction Guaranteed. FREE EIGHT-PAGE FULL-COLOR ILLUSTRATED BULB MOUNTING TIPS BOOKLET: Packed with each shipment. CERTIFIED INSPECTION: Authentic Folkroots bulb horn products include official inspection certificate verifying item was bench tested, passed, and guaranteed by Bone Dry Musical Instrument Co. HAND APPLIED PROTECTANT: Extends life of rubber. Guards against ozone, oxidation and UV radiation.