MATERAL - The main body is made of chromium molybdenum steel, fittings are made of stainless steel, sturdy and durable.
UNIVERSAL - SPD-style mountain bike locking pedal system is universal. All brands of self-locking pedals, as long as the SPD mountain pedal system will be OK.
COMPATIBILITY - Compatible for Shimano PD-M520 M540 M324 M545 M424 M647 M959.
APPLICABILITY - This product is used to connect the self-locking pedal and self-locking shoes of mountain bike.
Warranty and Service - If you aren't satisfied with our products, please email us for return or refund.