The baseplate allows pedals being mounted on the Sim-Lab seat slider, which makes it easy to quickly adjust the position of the pedals relative to the seat.
Le pédalier PRX de HPP SIMULATION - Simrace-Blog
HPP 2P-PRX-SE pedals EU - Sim Gear - Buy and Sell - InsideSimRacing Forums
New HPP pedal model coming soon, same price as before! : r/simracing
HPP Sim Racing Pedals –A Review - simracinglog.com
Hardware - HPP Simulation - New High end Pedal set. - Bsimracing
Review of HPP Pedals 2014 - Sim Racing Machines
Jun 16 2019 - Simware
SRP Heel Rest Review - BoxThisLap
Motion Simulation - HPP JBV Hydraulic Pedals
What to get HE Ultimate or HPP PRX SE - Custom Pedals - InsideSimRacing Forums
Lionheart Partners with HPP Simulation for 2017 - iRacing.com | iRacing.com Motorsport Simulations