K2 Systems SingleHook 3S Long Roof Hook 2004222 – 3-Fold Height Adjustment, Stainless Steel, 40-55 mm

With a 3-fold height adjustment spanning 40–55 mm, this stainless steel roof hook delivers precise rail alignment on tiled roofs, ensuring a stable and corrosion-resistant foundation for any photovoltaic array.

Overview

Part of K2 Systems' renowned 3S series, the SingleHook 3S Long is engineered for direct rafter mounting. Its extended arm accommodates raised tile profiles, while the robust base plate with two 9 mm holes guarantees secure fastening. Compatible with K2 SolidRail and CrossRail systems, it offers flexibility in residential solar installations.

What stands out

• 3-fold height adjustment (40–55 mm) for optimal rail alignment under varying tile conditions.
• High-grade stainless steel construction ensures maximum durability and weather resistance.
• Compatible with K2 Systems SolidRail and CrossRail, offering flexibility in system design.
• Designed specifically for tiled roofs, making it a versatile choice for residential solar installations.
• Easy installation with standard tools; direct rafter mounting for a reliable connection.

Technical details

• Base plate: 140 x 55 x 5 mm
• Hook arm: 30 x 8 mm
• Mounting holes: 2 x 9 mm diameter
• Height adjustment range: 40–55 mm (3-stage)
• Material: Stainless steel
• Colour: Metallic
• Suitable rail systems: K2 SolidRail, CrossRail

Our verdict

The K2 SingleHook 3S Long combines precision engineering with robust materials, making it an excellent choice for installers seeking reliability and ease of installation on tiled roofs.