Skip to main content
Toggle navigation
Stores
Search
Search
Mon - Fri: 10:00am - 6:00pm
Sat: 9:00am - 5:00pm
Sun: 12:00pm - 4:00pm
Menu
x
Store
Store
Shop
Menu has
items
Bikes
Bikes
Road
Mountain
Commuter/Urban
Comfort
Cruiser
Fitness
Hybrid
Children's
Electric
Electric
Bikes
Wheels
Wheels
Parts & Accessories
Wheels
Hubs
Rims
Parts
Parts
BMX
Bottom Brackets
Brakes/Levers/Pads
Cables
Cassettes/Freewheels
Chainrings
Chains
Cranksets
Derailleurs
Forks
Groups
Handlebar Grips/Tape
Handlebars
Headsets
Pedals
Recumbent
Saddles
Seatposts
Shift/Brake Combinations
Shifters
Stems
Other
Accessories
Accessories
Body Care
Children's-Bike Accessories
Child Seats
Electronics
Eyewear
Fenders
Hydration
Lighting
Locks/Security
Nutrition
Packs/Racks/Baskets
Pumps/Inflation
Safety
Storage
Tools/Maintenance
Trailers/Strollers
Indoor Cycling
Other
Tires/Tubes
Tires/Tubes
Parts & Accessories
Tires
Tubes: All Sizes/Types
Clothing
Clothing
Accessories
Gloves
Jerseys/Tops (Short Sleeve)
Outerwear
Protective/Armor
Running
Jerseys/Tops (Long Sleeve)
Shirts/Tops (Casual)
Shorts/Bottoms
Socks
Undergarments
Helmets
Helmets
Parts & Accessories
Adults
Kids
Shoes
Shoes
Parts & Accessories
Cycling Shoes
Car Racks
Car Racks
Accessories/Parts
Hitch-Mount
Pickup/RV/Spare-Tire Mount
About
About Us
Careers
Services
Bike Service & Repair
Bike Fitting
Financing
Contact Us
Filter
Sort
Close
Relevance
Price Low to High
Price High to Low
Brand A to Z
Brand Z to A
Customer Reviews
Close
Remove all filters
Remove
Dimension
Filter By:
Remove
Dimension
Brands
Dimension
2
Wheels Manufacturing
23
Shimano
11
Problem Solvers
11
SRAM
11
Giant
7
Show More Brands
Avid
1
Black Ops
1
Campagnolo
3
Cane Creek
5
Delta
1
DT Swiss
4
Enduro
6
FOX
2
FSA
5
Jagwire
1
K-Edge
1
KMC
2
KS
2
North Shore Billet
1
Origin8
1
Profile Design
3
Ritchey
3
RockShox
5
Salsa
2
SDG
1
Sunlite
2
TRP
2
TruVativ
1
Wolf Tooth
4
Zipp
2
Show Fewer Brands
Gender
Not Designated
1
Unisex
1
Size
31.8mm
1
Price
Up to $10
1
$10 to $19.99
1
Model Year
2020
2
Home
Bicycling Catalog
Parts
Other
Other
Remove
Dimension
Sort by
Relevance
Price Low to High
Price High to Low
Brand A to Z
Brand Z to A
Customer Reviews
Dimension
Heavy Duty Seatpost Clamp
$7.99
Heavy duty bolt-on aluminum seatpost clamp.
Dimension
Seatpost Clamp
$17.99
Dimension Seatpost Clamps - Diameters: 28.6mm, 30.0mm, 31.8mm, 35.0mm - Weight: 34g
Page 1 of 1
