ACUITY 2-Way Adjustable Performance Shifter for the RSX, K-Swaps, and MoreAdjustable gear throw can be adjusted between 40% and 50% shorter than stock Adjustable gate spacing can be adjusted between 18% and 36% narrower than stock Stiff, snappy centering action thanks to 3x more spring force than stock Wear compensating, lubricated joints for consistent, quiet operation Stiff, all metal frame reduces compliance for improved shift accuracy Robust enough for the track, Refined enough for the street: Easily the most capable