The LEGO AT-ST™ Walker (set number 75417) is a LEGO Ultimate Collector Series set, 1,513 pieces with 1 minifigure, released in 2025, designed by Niels Bundesen. lego.com lists this set, but its price and stock status were not captured as of 2026-10-17 (RRP $199.99). Across 1 source it holds a 4.1/5 rating from 97 ratings, as of 2026-10-17. Built, it measures 37 x 22 x 22 cm (14⅝" x 8⅝" x 8⅝"). It is recommended for ages 18+. This data is collated from lego.com, Rebrickable and Brickset with per-field provenance, verified as of 2026-10-17.