The Shimano Deore XT SM-CRM86 is a direct-mount 12-speed chainring equipped with Dynamic Chain Engagement technology for secure chain retention over rough terrain. The reinforced ring is impact-resistant and compatible with Deore XT cranksets, available in sizes from 28T to 36T in two-tooth increments; this listing is the 30-tooth aluminum version in black.
| Brand | Shimano |
| Teeth | 30 |
| Speed | 12 |
| Material | Aluminum |
| Color | Black |
| SKU | ISMCRM86A0 |
| Manufacturer Part # | 391247-01 |
| UPC | 192790305493 |
