Product Specification

Specification	Details
Product Type	Crossbar with T-slot system
Material	Heavy-duty aluminum with powder-coated finish
Crossbar Dimensions	Approx. 2" height / 2.75" width
Base Dimensions	6" height / 5" width / 4" thickness
Adjustable Spacing	19" – 30" (anywhere along the cover rails)
Weight Capacity (On-Road)	Up to 500 lbs evenly distributed
Weight Capacity (Off-Road)	Up to 380 lbs evenly distributed
Mounting System	Bolt-on installation, no drilling required
Accessory Mounting	Dual-side T-slot channels
Compatibility	Works with most T-slot accessories and Yakima mounts

Truck Type	Length	Height
Full-Size Trucks (F-150, Ram, Tundra, Titan, Silverado, Sierra)	76"	7"
Mid-Size Trucks (Tacoma, Ranger, Colorado, Canyon, Frontier, RAMBOX, Maverick, Gladiator)	66"	7"

Truck Type

Length

Height

Full-Size Trucks

(F-150, Ram, Tundra, Titan, Silverado, Sierra)

76"

Mid-Size Trucks

(Tacoma, Ranger, Colorado, Canyon, Frontier, RAMBOX, Maverick, Gladiator)

66"

* When installed on RAMBOX trucks, the side storage boxes will open to approximately 75% capacity and will not fully extend. Please confirm this limitation before purchase.

Crossbar with T-Slot – Built for Versatility & Strength

Upgrade your truck with a premium crossbar with T-slot, engineered for durability, flexibility, and seamless accessory mounting. Designed for both daily use and overland setups, this system provides a solid foundation for carrying gear while maintaining a clean, low-profile look.

Constructed from heavy-duty aluminum with a durable powder-coated finish, this truck bed crossbar system delivers long-lasting performance in all environments—whether on-road or off-road.

Built to Handle Real Loads

This crossbar with T-slot is designed for strength and adaptability. With a reinforced structure and integrated tie-down capability, it allows you to secure cargo with confidence.

Up to 500 lbs on-road capacity (evenly distributed)
Up to 380 lbs off-road capacity (evenly distributed)
Compatible with popular accessories including kayaks, bikes, rooftop tents, and cargo carriers

T-Slot System for Maximum Expandability

Each crossbar with T-slot features dual-side T-slot channels, allowing you to mount accessories quickly and securely.

T-slot channels on both sides of the crossbar
Easy mounting for racks, carriers, and overland gear
Compatible with most T-slot accessories and mounts

This design ensures your setup can grow with your needs—no limitations, no complicated modifications.

Optimized Design & Easy Installation

Engineered for convenience, this system features a bolt-on installation with no drilling required, making it ideal for quick upgrades.

Approximate 2-inch thick crossbar for added strength
Adjustable spacing between crossbars: anywhere along the tonneau cover rails
Quick-change mounting system for easy installation and removal

Note: For compatibility with Retrax tonneau covers featuring T-slot rails, a separate t-slot bolts purchase is required.

Crossbar

SYNETICUSA® CB Adjustable Crossbars Heavy Duty With T-Slot Channel