BOX
Refine your search
You may filter this list of products by category.
Contact Modern Bike via email, telephone, or showroom visit.
learn more
You may check the order status of a recent purchase to learn if it has been delayed, when it may ship, or if it has already been shipped.
check order status
Your Shopping Cart contains 0 products. View your cart to change product quantities, apply deal codes, or checkout.
Sort
Showing 380 products:
BOX Two Prime 9 Speed Derailleur, X-Wide Cage, Black
5 of 5
( 1 )
5 of 5 stars
( 1 review )
BuyPART NUM 571632
Prime 9 Technology for less derailleur travel and better chainline, less wear, and improved lifespan Box Two features: Tri-Pack limited slip … read more
5 of 5
( 1 )
5 of 5 stars
( 1 review )
In Store
BOX BX-DR2-P9AXWC-BK
Ships Freeyour price $141.99 + ships free
BuyPART NUM 571632 
Box Three Prime 9 X-Wide Multi Shift Group Set, Matte Black BuyPART NUM 610880
Wide range 9 speed multi-shift group with up to 3 gears per shift Simple durable performance without all the bells and whistles Includes … read more
your price $214.99 + ships free
BuyPART NUM 610880 
BOX Two Prime 9 Rear Shifter, Single Shift, Black BuyPART NUM 396353
Prime 9 Technology for greater simplicity and durability Available in single shift option for eMTB to keep the user from shifting multiple … read more
your price $62.99
BuyPART NUM 396353 
BOX Eclipse Linear Pull Brake 108mm Reach Black BuyPART NUM 655969
BOX Linear Pull Brakes 35 millimeters of vertical brake pad adjustment Precision sealed bearing pivots Titanium and stainless steel … read more
your price $119.99 + ships free
BuyPART NUM 655969 
Box Three V-Brake, 108mm, Silver BuyPART NUM 592244
Cold forged, CNC machined 6061 T-6 Aluminum V-brakes 30mm of vertical brake pad alignment for ease of use and compatibility Brass bushing … read more
your price $39.99 + ships free
BuyPART NUM 592244 
Box One XS Mini Threadless Carbon Fork, 20" x 10mm, 1", Black BuyPART NUM 841072
Rider-specific designs that are strong, lightweight and extremely reliable, to meet the demands of elite and professional racers Features … read more
your price $329.99 + ships free
BuyPART NUM 841072 
Box One Front Load Stem, 48mm x 31.8mm x 28.6mm, Black BuyPART NUM 697072
Traditional front loading style BMX stems with a 31.8mm clamp, compatible with MTB and oversized BMX handlebars Constructed from 6061-T6 … read more
your price $69.99 + ships free
BuyPART NUM 697072 
Box One Chain Tensioner 10mm x 2 Axle Hole, Red BuyPART NUM 437707
Box One Chain Tensioners are extruded then CNC-machined from 7075 aluminum for an optimal balance of strength and weight A minimalist design … read more
your price $29.99 + ships free
BuyPART NUM 437707 
BOX Two Prime 9 Groupset, Single Shift BuyPART NUM 562991
Includes cassette, derailleur, shifter and chain Single shift options are for eMTB to keep the user from shifting multiple gears under load … read more
$47 offretail $309.99 your price $262.49 + ships free
BuyPART NUM 562991 
BOX ONE Alloy Triple Taper Handlebar 31.8 x 6" Black BuyPART NUM 721402
Tapered and welded, alloy 31.8mm clamp BMX handlebar. Box One Alloy Triple Taper Handlebars are a great choice for up-and-coming BMX racers and diminutive … read more
your price $99.99 + ships free
BuyPART NUM 721402 
BOX One Alloy Triple Taper BMX Handlebar, Black BuyPART NUM 494226
Introducing the world`s first tapered and welded, alloy 31.8mm clamp BMX handlebar Box One Alloy Triple Taper Handlebars are stiffer than … read more
your price $99.99 + ships free
BuyPART NUM 494226 
BOX Three Prime 9 Cassette - 9-Speed, 11-46t, Black BuyPART NUM 549106
The Box Three Prime 9 cassette is a great all-around cassette option. All cogs are stamped from steel and subsequently, the larger ones are pinned to … read more
your price $76.99 + ships free
BuyPART NUM 549106 
Box One Prime 9 Chain, 9 Speed, 126L, DLC Black BuyPART NUM 432997
Externally, Prime 9 chains have similar dimensions to existing 9 speed chains. This unique geometry allows for thicker side plates than 12 speed … read more
your price $54.99 + ships free
BuyPART NUM 432997 
BOX Two Prime 9 Groupset, Multi Shift BuyPART NUM 566071
Includes cassette, derailleur, shifter and chain Single shift options are for eMTB to keep the user from shifting multiple gears under load … read more
$47 offretail $309.99 your price $262.94 + ships free
BuyPART NUM 566071 
BOX BoxTwo Stem Spacer Kit, 1-1/8" - Black BuyPART NUM 388428
Super light CNC machined 6061 aluminum spacers for fine-tuning stem height Includes one each 3, 5, 10mm spacers and two each 1mm spacers … read more
your price $9.99
BuyPART NUM 388428 
Box Three Chain Tensioner, 10mm, Black BuyPART NUM 269732
Adjusting chain tension is quick and easy with the new Box Three Chain Tensioner With a single hole `lollipop` design, these tensioners reduce … read more
your price $14.99
BuyPART NUM 269732 
BOX Four Cassette - 8-Speed, 11-42t, Black BuyPART NUM 895399
The BOX Four cassette adapts our Prime 9 philosophy of durability, simplicity, and reliability at a great price point. All cogs are stamped from steel … read more
your price $54.99
BuyPART NUM 895399 
Box One Cone Presta Valve Caps, Red BuyPART NUM 839197
CNC machined from 6061-T6 aluminum alloy, Box One Valve Caps add a touch of style to any bike Available in anodized red, blue and black with … read more
your price $6.99
BuyPART NUM 839197 
BOX Four Narrow/Wide 8 Speed MTB Chainring, 104mm 4-bolt, 32T, Black BuyPART NUM 185806
Box Four narrow/wide chainring for use with the wide ratio Box Four drivetrain The tooth profile and thicknesses are tailored to match the … read more
your price $24.99
BuyPART NUM 185806 
BOX Components BUZZ Freewheel 16 tooth Black/Chrome BuyPART NUM 407714
Tested extensively by the Dutch National BMX Team, Damien Godet, Kory Cook, and numerous other Elite racers, Buzz freewheels combine durability with … read more
your price $89.99 + ships free
BuyPART NUM 407714 
We define color as the main color of the item. It may have accents or highlights in other colors.
In Store products are available to view in our showroom. In Store orders usually ship the same or next business day.
These models are available for online purchasing and can be shipped directly to you.
The number of speeds should correspond to the number of cogs on the cassette.
Our Lowest Price - This product is ineligible for additional discounts or rebates.
This is the part number or identifier for this item from the manufacturer
Steerer Tubed Threadless
Steerer Tube Diameter
We categorize fork as either rigid or suspension
The travel is the distance a suspension fork can compress.
Bar clamp diameter is the diamater of the handlebar.
Stem length is measured from the center of one clamp to the center of the other clamp. This measurement is sometimes known as the reach or extension.
S.H.I.S clamp diameter is the steerer tube diameter.
Stem angles are measured perpendicular to the clamp. For example, a 90 degree stem is straight. Sometimes, this may also be refered to as a 0 degree stem. If two measurements are listed, the stem can be flipped for angling up or down.
Stem Type
Cassette Speeds
Range
Cassette Body Type
Cassette Chain Compatibility
Thickness
Bolt Circle Diameter (BCD) is the diameter of an imaginary circle running through the center of the chainring mounting holes. It is always defined in millimeters.
Chainring Teeth
These rings can be used in the inner position.
These rings can be used in the middle position.
These rings can be used in the outer position.
These rings can be used in single ring applications.
These single chain rings have special properties which help retain the chain on the ring.
Buy this product and your entire order ships for free.
Some orders are inelligible for delivery discounts. See offer details for disqualifying products and destinations.