supply of speed indicator board , retro reflective termination indicator board for goods trains (tg) back support angle fr ame 25x25x3 and clamping arrangements as per attached rdso provisional specification for retro-ref lective indicators, may-2011 and dimensional drawing attached. [ warranty period: 30 months after the d ate of delivery ] ] , retro reflective termination indicator board for passenger trains (tp) back support angle frame 25x25x3 and clamping arrangements as per attached rdso provisional specification for retro-reflective indicators, may-2011 and dimensional drawing attached. [ warranty period: 30 months a fter the date of delivery ] ] , retro reflective speed indicator board (30kmph) back support angle frame 25x25x3 an d clamping arrangements as per attached rdso provisional specification for retro-reflective indicators , may-2011 and dimensional drawing attached. [ warranty period: 30 months after the date of delivery ] ] , retro reflective speed indicator board (75kmph) with back support angle frame 25x25x 3 and clamping arrangements as per attached rdso provisional specification for retro-reflective indic ators, may-2011 and dimensional drawing attached. [ warranty period: 30 months after the date of deliv ery ] ] , retro reflective speed indicator board (45 kmph) with back support angle frame 25x25 x3 and clamping arrangements as per attached rdso provisional specification for retro-reflective indi cators, may-2011 and dimensional drawing attached. [ warranty period: 30 months after the date of deli very ] ] , retro reflective speed indicator board (60kmph) with back support angle frame 25x25x 3 and clamping arrangements as per attached rdso provisional specification for retro-reflective indic ators, may-2011 and dimensional drawing attached. [ warranty period: 30 months after the date of deliv ery ] ]