Timing Belts S2M172 S2M338 S2M354 S2M410 for Fujistu GSR50 Recycling Stacker We supply S2M172, S2M338, S2M354 and S2M410 Timing Belts for the Fujitsu GSR50 Recycling Stacker KD04014-D001 . These timing belts are designed for the belt-driven transmission system inside the GSR50 recycling stacker, helping maintain stable and accurate movement during banknote stacking and recycling operations. The four belt specifications are available for different positions and configurations