Hi,
a new crank is coming for my Raleigh : a nice Specialités TA 50.4 BCD / 175 mm :D
Very light : 377 g
And versatile, it fits for chainrings from 26t to 54t (with Paris-Brest-Paris in mind, 46 / 36 will be perfect for me instead of my 52 / 42)
The pictures :