The Clamp and base TCC-AP-PB-S is in glass-fibre reinforced polyamide based (PA) technopolymer, RAL 9005 (C9) black colour or grey RAL 7040 (C33) colour, matte finish. The screws and nuts is in cylindrical-head screw with hexagon socket in AISI 304 stainless steel with anti-seizure treatment. Self-locking nuts in AISI 304 stainless steel. The standard executions TCC-AP-PB-T with teeth and TCC-AP-PB-S without teeth. Joints comprising bases with external teeth and clamps with internal teeth (36 teeth) have a 10° adjustment angle. Joints comprising bases and clamps without teeth can be positioned at any angle. Clamps for tubes with a diameter of 30 ± 0.2 mm. For smaller diameter tubes, the hole reduction sleeve can be used TCC-A.