The new, lightweight frame lock RS 351 PROTECT-O-CONNECT impresses with its elegant, compact design. Made with the proven Trelock technologies and materials such as the high-quality TREDUR steel and with a high-quality plastic coating. Together with the new connection chains and cables, the RS 351 PROTECT-O-CONNECT offers additional security. The Trelock RS 351 comes in the design for balloon tyres. Tredur steel. The proven dimension of resistance. Hard sheath and tough core - this is the strength of the hardened steel alloy used by Trelock, which combines the respective optimum of different types of steel. PLC locking cylinder. Only the original sets standards for the highest precision. Trelock PLC lock cylinders with anti-pick pin or disc cylinder with anti-pick and drill protection are characterised by the highest quality and offer security against tampering attempts. Security level 3 – good security for everyday use locking system: key lock key: reversible key details: – for balloon tyres – child lock – corrosion protection – key service: reorder the key with the included key code – mounting options on the frame – key removable theft protection: base security type: frame lock material details: Tredur steel offers an optimum of different types of steel. Lock cylinder: PLC lock cylinder. Security level: 3. The mounmount: including a variO-straps ZR 20 (diameter 13 - 22.5 mm).