120 pieces of original factory fit flange bolts, nuts, screws, special fasteners, and fender washers Yamaha OEM type; Strong heat treated 8.8 & 10.9 grade bolts that meet and exceed original specs Big assortment of fasteners include 3 fork guard bolts, 2 square rear fender nuts, 1 chain adjuster Used for maintenance, repair, upkeep, and or partial restoration of YZF250 YZF 400 YZF426 YZF450 Complete and organized in a tough 6 compartment poly storage box This Specbolt 120 piece kit will save you many trips to the dealership for that special OEM fastener needed for all Yamaha YZF four Stroke models. This includes YZF250 YZF400 YZF426 and YZF450. Your Bolt Kit will include a nice assortment of factory match wide flange bolts, chain adjuster bolt, fork guard bolts, flange nuts, lock nuts, sealing washers, cotter pins, fender washers, Phillips screws, Allen bolts, and more. Most everything you need to perform basic maintenance and upkeep to your Motorcycle. Assortment of bolts for plastic, fenders, bodywork, fork guards, chain adjuster, engine side cases, frame, seat, fuel tank, controls, carburetor, exhaust, pipe, silencer, radiators, handlebars, swing-arm components, skid plates, and more. These fasteners meet or exceed quality standards of your machine's originals. A perfect addition to the racer's tool kit and a must have for the do-it-yourself mechanics. Our kits are also available in 150pc & 250pc sizes.