A switch medium Peco from the STREAMLINE range offered under reference SLU-1195 inscribes a right-hand radius of 914 mm for an angle of 12° and a length of 219 mm at HO 1/87th scale.
Rail track with Unifrog system, isolated core (re-feeding of core possible with a relay for example).
Bullhead rail with crossings wood.
The profiles are made of Maillechort (an alloy of copper and brass), which offers very high electrical conductivity and does not oxidise (easier rail maintenance).
The sleepers are made of black plastic, they imitate real wooden sleepers.
The Peco brand offers fine nails reference SL14 to fasten the rails.
Use code 75 rail joiners reference PECO SL-110 or PECO SL-114.