Wren Mountain Bike Stem 40mm x +/- 6 Degree MSRP $50 This is one sexy Burly Mountain, Gravel or Touring Stem 72 Gram Stem Stem is 40mm x +/- 6 DegreesAll areT-20 screws31.8 Bar required 40mm Stack Height3D Forged strength and longevity which is stronger then CNC Thanks for looking and for Liking Bikes I am Chucksbikesvt.com a real Shoppe