20x1.50-2.50 Tubolito Tubo BMX Inner Tube - 40mm Schrader Valve 57mm The PD-M520 is an SPD

The PD-M520 is an SPD Pedal Ideal for Enthusiast MTB or Road Cyclists

The MX1000-style brake caliper will work on the rear and includes a black cable and right Tech 3 style 2-finger lever

It will work with Shimano-type cogs: an aluminum 16t cog and lock ring are included

With a Kevlar bead and high-pressure casing

and center – with higher silica content in the tread to again remove more weight

20x1.50-2.50 Tubolito Tubo BMX Inner Tube - 40mm Schrader Valve 57mm The PD-M520 is an SPDAim high! The Tubolito Tubo BMX Tube is up to 60% lighter, 2X puncture resistance, and 50% smaller packed size than standard rubber tubes. Its why the Tubo BMX jumps to new heights. This tube is made for 20 x 1. 50" to 2. 50" (406mm) BMX tires, and its low weight and super toughness are made to hit the park. Size: 20 x 1. 50" 20 x 2. 50" (ISO 406mm) Valve: 40mm Schrader