Compression sleeves with grippers at the top and bottom to keep guards in place

you will have to measure where to cut

flattering silhouette

Expand your vehicle’s carry capacity (and your circle of friends) up to four bikes with the NV 2

Pros: Super-efficient 3-degree engagement

Shotgun Replacement Trek Knock Block Adapter - Trek Knock Block Adapter Images Uploaded - Ready for Review Compression sleeves with grippers atIf your bike has a Trek Knock Block headset system, you will need this adaptor in order to fit your Shotgun Pro. Fitting the Shotgun Pro on a Trek bike with a Knock Block requires a minimum of 30mm clearance under your stem (from headset to the bottom of the stem). The Trek Knock Block adapter replaces one of your 10mm spacers, the Shotgun Pro spacer (provided with your Pro seat) replaces another of your 10mm spacers, one of your own 10mm spacers