Suntour DuAir LO-R Mountain Bike Rear Shock Ready for whatever the mountain has to offer, this versatile rear shock is engineered for maximum control on the more demanding of mountain bike (MTB) terrain conditions. It features a DuAir design, which uses dual air chambers to provide quick and easy air volume adjustment as well as a rider-tuned feel. With adjustable shim stacks, rebound and speed lockout, this trail-ready rear shock can be fine-tuned to match your riding style as well as the terrain conditions. One final highlight is its LO-R rebound adjust, which provides additional smoothness and rear-end absorption as you tackle rock gardens, tree roots and debris on your trail adventures. Features: Type: Rear shock Use: MTB, Enduro and All-Mountain Size: 200x60mm Spring Type: Air Spring Adjustments: Pressure positive air chamber, Pressure negative air chamber, Air volume, Low-speed rebound and Lockout Lockout: YesBuy SR Suntour Components from Chain Reaction Cycles, the World’s Largest Online Bike Store.