The Sprung version is designed to mount directly to the turnout throw bar. The rigid versions require the modeler to form a spring and is used in cases where the throw cannot be mounted to the turnout directly.
Vai...... Hindi me toh hum bana hi sakte hain. Lekin, problem yeh hain k mere bohot sare Subscribers jo US UK se v hain. Mujhe ye toh confidence hain k aap sab aaram se english samajh jate ho..... Lekin woh log hindi nahi samajh sakenge. Kuch video main ne hindi me v banaya hain. Lekin woh sare complain karte hain k they don't understand 😄 Aab main toh dharam sangkat me hoon 🤷♂️
Insulftog and electrofrog both can be used for dcc. To understand all basics of model railroading........ You can google for "ho scale model railroad basics" You'll get tones of food for your knowledge.