YJ MGC SQ-1 (Fully Magnetic)

⬛ YJ MGC Square-1 | The Professional Choice

The Industry Standard for SQ-1

The MGC SQ-1 is used by nearly every world-class Square-1 solver. It solves the two biggest problems of the event: stability and alignment. By using a fully magnetic system (including the slice and the U/D layers), YJ has created a puzzle that "snaps" into place, preventing the mid-turn lockups that used to plague this event. For Australian cubers in Sydney or Melbourne looking to get serious about side events, the MGC is not just an option—it is the definitive "Main."

Key Performance Features:

• Full Magnetic Positioning: Features magnets in the slice (middle) and the top/bottom layers. This ensures that the two halves of the puzzle are always perfectly aligned for the next slice move, drastically reducing DNF risks.
• Included "Black Layer" Conversion: Every MGC SQ-1 comes with a spare set of black parts. This allows you to switch the traditional yellow or white side for a black side, which many pro solvers prefer for better color recognition and "look-ahead."
• Buttery-Smooth Turning: Unlike older SQ-1s that required heavy lubrication and "breaking in," the MGC turns with a light, liquid feel immediately. The internal contact points are optimized to reduce friction.
• Strong Core Stability: The central nylon core is reinforced to prevent the "warping" that can happen during aggressive parity algorithms. It maintains its shape and tension even through thousands of high-speed solves.
• Adjustable Tensions: The center screw is easily accessible, allowing you to tighten the puzzle for more control or loosen it for raw speed.
• Ergonomic "Clover" Design: The slightly rounded edges of the pieces make the puzzle comfortable to hold and flick, reducing hand fatigue during long practice sessions in the Aussie summer.

Technical Specifications:

• Model: YJ MGC Square-1 (Fully Magnetic)
• Technology: Slice + U/D Layer Magnetization
• Weight: ~82g (Perfectly balanced)
• Dimensions: 54mm x 54mm x 54mm
• Surface: Stickerless (with optional Black replacement parts included)
• Included: Extra black layer parts, adjustment tool, and YJ's SQ-1 tutorial.

The Spark Cubing Local Advantage:

"The YJ MGC Square-1 is the only puzzle we recommend for anyone wanting to learn or compete in SQ-1. It’s a rare 'perfect' puzzle. At Spark Cubing, we hold local stock in our Balwyn, Victoria warehouse, so you can skip the international shipping wait. Order today for 24-hour dispatch and start smashing your SQ-1 PBs!"