The SR 309/307 EN Comp Wheels:
Rim Technology: STR | Use: Enduro | Outer Rim Width: 35mm | Inner Rim Width: 30mm | Section Height: 20mm | Recommended Tire Sizes: 2.3-2.6 | Hubs: SRC
Cartridge Bearing J-Bend | Spokes: Wheelsmith SS14 | Nipples: Wheelsmith Brass | Disc Mount: 6-Bolt | FH Body: Cro-Mo HG, XD, MS | Engagement: 12deg | Hub Spacing Front: 110 x 15mm | Hub Spacing Rear: 148x12mm, 157x12mm | Wheel Sizes: 29, 27.5 | Hole Count: 32 | Weight/Set: 2285g (29), 2195g (27.5)