Petzl Sequoia Gen 3 Replacement Bridge Protos Integral Helmets The Wallis is a polymer

The Wallis is a polymer device that reduces the possibility of any cross loading scenarios between a webbing sling and a connector

but it's actually pretty straight forward

a large ring to hang the tool on a carabiner or tool carrier

Spring loaded corners open the container for quick access

The Snakeanchor can be installed open and used as a cambium/friction saver with pulley or biner in the desired length

Petzl Sequoia Gen 3 Replacement Bridge Protos Integral Helmets The Wallis is a polymerAttachment bridge for connection to the two gated attachment points of the SEQUOIA and SEQUOIA SRT arborist seat harnesses, to optimize lateral mobility. Provides optimal lateral mobility Connects to the two gated attachment points of the SEQUOIA and SEQUOIA SRT harnesses Available in three lengths, to adjust the position of progression tools on the bridge Suited to the Generation 3 Sequoia from 2019 onwards.