BARRACUDA’s CRASH PAD KIT includes everything needed for installation without any modification to the original parts. CRASH PADS KIT has a black PVC bump stops + anodized aluminum spacers + specific bolts (PAIR= right-left). Assembly instructions are included. CRASH PAD INSERTS are made of anodized aluminum and can be installed also at a later time as OPTIONAL. They have an aesthetic function. The REPLACEMENTS PVC PARTS include ONLY a PAIR of PVC parts of the crash pad kit; they can be used after a fall or a slip that ruins the PVC part of the crash pad kit already installed on the bike.