Problem Solvers Headset Stack Spacer - 28.6 20mm Aluminum Black Bag of 5 MFPN=IBRR9270RDRF Designed to fit 4-arm 110

Designed to fit 4-arm 110 Asymmetric BCD Shimano Road Cranksets

4 Stems are fully forged 6061-T6 aluminum stems that have a 4-bolt handlebar clamp

The Ritchey Superlogic C260 Carbon Stem adds uses high modulus carbon fiber increased boom diameter and a wider clamp

It’s specifically created for a comfortable more upright riding position and is built in the style of Selle Italia’s SLR saddles the timeless “super light racing” group that is a longstanding benchmark of excellence comfort and lightness

}Wheels Manufacturing 5/32" x 22 Headset Bearing Retainer: Bag of 10 Fits many 1-1/8" Aheadset models - ST SA SE MX

Problem Solvers Headset Stack Spacer - 28.6 20mm Aluminum Black Bag of 5 MFPN=IBRR9270RDRF Designed to fit 4-arm 110Problem Solvers Headset Stack Spacer 28. 6 20mm Aluminum Black Bag of 5. Available in the most common sizes and thicknesses in small or bulk quantities Problem Solvers headset spacers help riders get their stack height just right. Made from Aluminum anodized or polished finish without logos TECH SPECS Color Black Material Aluminum Defined Color Black Thickness 20 S. H. I. S. Stem Clamp Diameter 28. 6