Green Monkey Titanium Finish Grinder - 2.5" (63mm) Grinders by n/a Sale! Login to view price. Size Single Box of 10 (Save $5) This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Titanium finish Green Monkey brand grinder Made from Aluminum 2.5" (63mm) Comes in a hard gift box Qty available: 0 SKU: GM-63-TiFinish-1/2 Tweet