2 Hours
16
0
$300.00
Note: KSL, its service providers, and the seller receive data from this message. See our Privacy Notice and TOU for details.
VenmoThule Sonic 633 (also known as the Sonic Alpine). Low-profile, aerodynamic roof-mounted cargo box specifically designed for carrying skis, snowboards, and light gear while minimizing wind drag and noise.
Key Specifications
Dimensions: Approximately 95" L x 27" W x 11" H.
Volume: 11 cubic feet.
Capacity: 110 lbs total weight; can hold 3-4 pairs of skis or 2-3 snowboards.
Weight: Approximately 36–40 lbs, making it manageable for one person to install.
Compatibility: Fits Thule rack systems, round bars, and most factory roof racks.
Core Features
AcuTight Mounting: Clamps "click" once they reach optimal tightness to confirm the box is securely attached to the roof bars.
Dual-Side Opening: Allows access to your gear from either the driver or passenger side of the vehicle.
SecureLock System: The key can only be removed when the box is fully closed and locked, ensuring safety before you drive.
KSL Classifieds makes it easy to buy and sell with peace of mind. Check our safety tips and quickly report anything that doesn’t look right to keep your experience smooth and secure.










2 Hours
16
0
$300.00
Note: KSL, its service providers, and the seller receive data from this message. See our Privacy Notice and TOU for details.
KSL Classifieds makes it easy to buy and sell with peace of mind. Check our safety tips and quickly report anything that doesn’t look right to keep your experience smooth and secure.
VenmoThule Sonic 633 (also known as the Sonic Alpine). Low-profile, aerodynamic roof-mounted cargo box specifically designed for carrying skis, snowboards, and light gear while minimizing wind drag and noise.
Key Specifications
Dimensions: Approximately 95" L x 27" W x 11" H.
Volume: 11 cubic feet.
Capacity: 110 lbs total weight; can hold 3-4 pairs of skis or 2-3 snowboards.
Weight: Approximately 36–40 lbs, making it manageable for one person to install.
Compatibility: Fits Thule rack systems, round bars, and most factory roof racks.
Core Features
AcuTight Mounting: Clamps "click" once they reach optimal tightness to confirm the box is securely attached to the roof bars.
Dual-Side Opening: Allows access to your gear from either the driver or passenger side of the vehicle.
SecureLock System: The key can only be removed when the box is fully closed and locked, ensuring safety before you drive.









