Allen 20mm High Load Dynamc Single Cheek Block Sports Bra Fastners (mm) - 4 mm

Fastners (mm) - 4 mm

Stiff glass fibre reinforced cheeks to prevent lines from wedging with sliding swivel locking mechanism

curing commences within 30 seconds of exposure to mid-day sunshine in nonpolar latitudes

Designed and developed using the latest 3D modelling technologies

and umbrellas

Allen 20mm High Load Dynamc Single Cheek Block Sports Bra Fastners (mm) - 4 mm20mm Cheek Block with High Load Sheave the Allen 20mm high load blocks feature a stainless steel sheave. This upgrade offers even faster rolling speeds, higher working loads and lower friction when compared to the standard acetal sheave. The stainless steel sheave allows the block to be paired with both rope and wire. Ideal for use in higher loaded applications in dinghies, windsurfing, kitesurfing and anything else that runs smaller diameter lines.