Ritchey Trail Stem - 45 mm 31.8 Clamp +/-0 1 1/8" Alloy Black ModelNumber=J1959 CPSC Safety Standard for Bicycle

CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older Maximum Head Circumference 61 Gender/Age Adult Minimum Head Circumference 58 Color Burned Yellow Matte Size Large Visor Included Yes Multi Impact Yes Weight 420 Helmet Style Mountain XC Defined Color Yellow

The Protege Series are great for training touring or keeping track of car-free miles

Compatible with SRAM and Shimano 10-speed systems

6mm 145g Device width 50-85mm Device height 98-163mm Device thickness 6-18mm

Ritchey Trail Stem - 45 mm 31.8 Clamp +/-0 1 1/8" Alloy Black ModelNumber=J1959 CPSC Safety Standard for BicycleThe Ritchey Trail Stem is the first Ritchey stem specifically designed for today's 5 to 6 inch travel trail bikes using wide bars. Forward facing bolt design for easy installation Extra wide bar 4 bolt clamp improves stiffness 6061 alloy Stem Angle (deg) 0 Length 45 Material Alloy S. H. I. S. Stem Clamp Diameter 28. 6 Bar Clamp Diameter (mm) 31. 8 Color Black Weight 145 Defined Color Black