The Shimano PD-M520 Pedals, with a weight of approximately 375 grams for the pair, are a reliable and widely-used option among mountain bikers. These pedals are known for their durability, functionality, and affordability, making them a popular choice for both entry-level and experienced riders. The design includes a compact, open binding mechanism for easy mud shedding, making them suitable for off-road conditions. The adjustable release tension allows riders to customize the engagement and release according to their preferences. Overall, the Shimano PD-M520 Pedals are a solid choice for cyclists seeking a dependable and cost-effective pedal system for their mountain biking adventures.