Fast in, fast out, the Union Atlas Step On combines proven Step On technology with Union design to deliver quick, easy, and precise performance across the mountain. As the only independent brand authorized to develop and produce products featuring the Step On Instant Connection System, Union engineered the Atlas Step On to give aggressive riders maximum edge control, speed, and responsiveness without sacrificing the convenience of strapless quick entry. Best Use: All-Mountain, Freeride Skill Level: Intermediate - Advanced Flex Rating: Stiff (8/10) Binding Style: Step On / Quick Entry Mount Pattern Compatibility: 2x4, The Channel Baseplate: S1 Step On Duraflex CB Highback: S1 Step On Duraflex CB Footbed / Bushings: Hi-Flex HP EVA with Non-Stick Hot Press EVA Heelcup: Extruded 3D Aluminum Forward Lean Adjuster: Integrated 2-Stage FLAD (Tool-less) Gas Pedal: Adjustable Gas Pedal Hardware: Grade 8.8 Steel Step On Instant Connection System: Uses a three-point locking mechanism that lets riders step in heel-first and click down at the toe for rapid entry and exit while maintaining direct board feel and edge response. S1 Step On Duraflex CB Baseplate: Infused with carbon fiber for maximum stiffness and instantaneous energy transfer from boot to board during high-speed carving and technical lines. S1 Step On Duraflex CB Highback: Built with rigid carbon-injected nylon to offer firm heelside support and direct energy transmission designed specifically for Step On boots. Hi-Flex HP EVA Bushings: High-density EVA cushioning dampens high-speed chatter and absorbs harsh landing impacts to keep legs fresh while preserving natural board flex. Non-Stick Hot Press EVA Footbed: Closed-cell waterproof EVA finish prevents snow and ice from packing underfoot during cold mountain days. Extruded 3D Aluminum Heelcups: Precision-formed pure aluminum construction maximizes heel hold, reduces drag, and provides lasting durability backed by Union&';s lifetime warranty. Integrated 2-Stage FLAD: Tool-less forward lean adjustment allows riders to quickly customize highback angles on the fly to match terrain conditions. Adjustable Gas Pedal: Extendable toe ramp adjusts easily to match boot length for optimal leverage and power transfer over the toe edge. Grade 8.8 Steel Hardware: High-tensile steel hardware offers reliable strength and connection security in extreme cold mountain environments.