Black Z - Come back of the PETZL MAESTRO L ! WLL 280 kg - MBS 3600 kg. Ropes 11,5 to 13 mm. High Efficiency pulley AND descender. Weight 1 kg -
Xtremo - MAESTRO Petzl Descensor con polea bloqueadora integrada para cargas hasta 250 kg, compatible con cuerdas de 10,5 a 11,5 mm El MAESTRO Petzl es un descensor diseñado para las operaciones
![Pulley system efficiency tests with Petzl Maestro, I'd S, Pro Traxion and RollClip | Rigging Lab Academy Pulley system efficiency tests with Petzl Maestro, I'd S, Pro Traxion and RollClip | Rigging Lab Academy](https://rigginglabacademy.com/wp-content/uploads/2020/02/Inside-9-Petzl-Maestro-768x576.png)