Revvi 16" Nutt Hydraulic Rear Brake Disc Upgrade Kit

Nutt Hydraulic Brake Disc Upgrade Kit – To fit Revvi 12″ and 16″ kids bike Please note – 15mm CONE/THIN SPANNER IS REQUIRED TO FIT THIS KIT, You may also need to slightly adjust the rear wheel spacing with washers for the perfect fit/alignment. A rear Hydraulic disc brake kit designed by Moto Twenty5 Concepts with a Nutt hydraulic brake system to both improve brake power and also ease of use for the rider. The kit includes: Nut hydraulic brake system with brake lever. 140mm disc brake disc hub mount brake mount nuts/bolts/spacers/ties 15mm Thin Spanner