Bike Parts Pedals Kellys Flat 50 Bb Pedals Golden. Recommended Use Bikeinn : MTB Cycling Kellys aluminum pedal for BMX-MTB.Removable pins + 2 extra spare pins + assembly allen key. - Body:Cast aluminum. - Cr-Mo steel shaft. - Bearing:ball bearings. - Size:115 x 108mm. - Weight according to manufacturer:550g.