ATOMSTACK R2 V2 - Step 2: Choose Gears

2
Installation Guide
Step 2: Choose dierent gears to install according to the engraved items
Gear 1： 10mm≤ d ≤20mm
Gear 3： 40mm≤ d ≤50mm Gear 4：50mm≤ d ≤80mm
Gear 2： 30mm≤ d ≤40mm