KomeStone G2 8LB Dual-Barrel Rock Tumbler & 6LB 4-Step Grit Refill Kit

About this item

• Designed for Serious Rock Tumbling Enthusiasts — Outgrown a single-barrel tumbler? Ready to process more volume without the wait or compromise? The G2 is built for adults, serious hobbyists, and collectors who tumble regularly and need more than a single-barrel setup can deliver. Whether you're upgrading from a G1, a 4 lb machine, or any single-barrel tumbler, this 8LB Dual-Barrel brushless system is the natural next step — built for high-output, regular-use tumbling. Backed by US-based support
• More Output, Less Waiting — Double 4LB barrels, unlike single-barrel tumblers that force you to wait between stages, let you run different stones or polishing stages simultaneously — up to 100% more output per session without extending individual run cycles. Handle larger batches, process multiple rock types at once, and complete more projects without the downtime. Both barrels use thick tire-grade rubber construction that reduces noise by up to 75% compared to plastic barrels — so more output d
• Parallel Tumbling for a Smarter Workflow — Run coarse grinding in one barrel while advancing fine polishing in the other, or tumble different stones with separate settings at the same time. Process rose quartz, tiger's eye, sea glass, and more without mixing materials or risking damage from different hardness levels. This 8LB Dual-Barrel system does more than increase capacity — it helps eliminate downtime between stages. While single-barrel tumblers require waiting, dual barrels keep multiple p
• Built To Last with Heavy-Duty Brushless Motor & Reinforced Metal Base — Unlike traditional brushed motors, the brushless motor reduces friction, heat buildup, vibration, and mechanical wear for longer-lasting performance. Rated for 40,000+ hours of operation, it provides stable power under continuous dual-barrel loads without overheating or unexpected shutdowns. The reinforced metal base improves stability and minimizes vibration during extended tumbling cycles. KomeStone pioneered brushless mot
• Smart Controls with Pause, Resume and Settings Memory — Choose from 3 speed settings and program each polishing stage on the clear LCD screen with the adjustable 9-day digital timer. Pause the tumbler to check your stones, then resume without restarting your settings. Automatic shutoff stops the cycle when complete, while the memory function restores your settings after any power interruption — the perfect, hassle-free control system for serious hobbyists and collectors. Set your stage, walk awa