The Spyder wheel is manufactured from aluminum with a stealthy black finish. Rugged hardened construction to withstand anything a ATV or UTV can throw at them. 4/110, 4/115, 4/137 12 mm, and 4/156 bolt patterns. 4+3, 2+5, and 5+2 offsets. Caps included. Available in 12 or 14-inch sizes. Note: Possible center cap clearance issues when installing on Yamaha Viking and Wolverine side-by-sides. A center cap spacer can be ordered separately (MotoSport P/N: sed1wu4-x001-y001). Wheel Specifications: Lug pattern: 4/110. Offset: 2+5 (2" inside / 5" outside). Note: Tapered lug nuts required and sold separately.