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julio 23, 2026

1 1/4″ to 1 1/8″ Bike Stem Tube Adapter Bike Fork Shim Reducer 31.8mm to 28.6mm

This high-quality adapter allows you to use a 1 1/8" stem on a 1 1/4" steerer tube, giving you more options for customization.  Made with durable materials, this adapter is built to last and withstand the toughest rides. - Upgrade your bike with ease - Durable materials for tough rides - Fit for all biks (ex. Giant OD2..........) 1 1/4" to 1 1/8" Bike Stem Tube Adapter Bike Fork Shim Reducer 31.8mm to 28.6mm This high-quality adapter allows you to use a 1 1/8" stem on a 1 1/4" steerer tube, giving you more options for customization.  Made with durable materials, this adapter is built to last and withstand the toughest rides. - Upgrade your bike with ease - Durable materials for tough rides - Fit for all biks (ex. Giant OD2..........)SHIPPINGABOUTSHIPPING SHIPPINGABOUTSHIPPING FAST SHIPPING We will ship your orders within 1-2 business day upon payment received. SHIPPINGABOUT ABOUTSHIPPINGABOUT ABOUT Our team is comprised of a number of individuals who have worked in the bike industry for many years and built up some great relationships with brands and suppliers. Our philosophy is that we work hard to find popular bike gear from the brands you love without having to pay a fortune for it. We are also proud to introduce our own range of quality accessories and tools that we have researched, sourced and tested from top quality manufacturers in Taiwan. Check out ‘DLC Tools’ which is the first range we are introducing. You’ll find a variety of tools for both the workshop and to take with you on the road or trails to keep your bike in good shape. We are currently based in California location and growing RESQ Tool 3/8 and 1/4 inch Digital Torque Wrench SHOP NOW Limited Time OfferSample product 1$1.00SHOP NOW!Sample product 2$2.00SHOP NOW!Sample product 3$3.00SHOP NOW!Sample product 4$4.00SHOP NOW!Sample product 5$1.00SHOP NOW!Sample product 6$2.00SHOP NOW!Sample product 7$3.00SHOP NOW!Sample product 8$4.00SHOP NOW!Sample product 1$1.00SHOP NOW!Sample product 2$2.00SHOP NOW!Sample product 3$3.00SHOP NOW!Sample product 4$4.00SHOP NOW!Sample product 5$1.00SHOP NOW!Sample product 6$2.00SHOP NOW!Sample product 7$3.00SHOP NOW!Sample product 8$4.00SHOP NOW! DLC Golden Torque Wrench SHOP NOW! Chris King 2 Nut Headset SHOP NOW!
julio 23, 2026

1 1/4″ to 1 1/8″ Bike Stem Tube Adapter Bike Fork Shim Reducer 31.8mm to 28.6mm

This high-quality adapter allows you to use a 1 1/8" stem on a 1 1/4" steerer tube, giving you more options for customization.  Made with durable materials, this adapter is built to last and withstand the toughest rides. - Upgrade your bike with ease - Durable materials for tough rides - Fit for all biks (ex. Giant OD2..........) 1 1/4" to 1 1/8" Bike Stem Tube Adapter Bike Fork Shim Reducer 31.8mm to 28.6mm This high-quality adapter allows you to use a 1 1/8" stem on a 1 1/4" steerer tube, giving you more options for customization.  Made with durable materials, this adapter is built to last and withstand the toughest rides. - Upgrade your bike with ease - Durable materials for tough rides - Fit for all biks (ex. Giant OD2..........)
julio 23, 2026

OG 7-1/4″ LONG BOLT/WEDGE FOR 21.1MM STEM CHROME

OG 7-1/4" LONG BOLT/WEDGE FOR 21.1MM STEM CHROME Size: 21.1mmStyle: Standard quill designLength: 7-1/4"Wedge Size: 21.1mm for a secure fitColor: Chrome finish Copyright © 2024 Cycle Source. All rights reserved.
julio 23, 2026

Bike 1 1/4″ to 1 1/8″ Stem Tube Adapter Bike Fork Shim Reducer 31.8mm to 28.6mm

This high-quality adapter allows you to use a 1 1/8" stem on a 1 1/4" steerer tube, giving you more options for customization.  Made with durable materials, this adapter is built to last and withstand the toughest rides. - Upgrade your bike with ease - Durable materials for tough rides - Fit for all biks (ex. Giant OD2..........)HEADSETTUBEROTOR Bike 1 1/4" to 1 1/8" Stem Tube Adapter Bike Fork Shim Reducer 31.8mm to 28.6mm This high-quality adapter allows you to use a 1 1/8" stem on a 1 1/4" steerer tube, giving you more options for customization.  Made with durable materials, this adapter is built to last and withstand the toughest rides. - Upgrade your bike with ease - Durable materials for tough rides - Fit for all biks (ex. Giant OD2..........)SHIPPINGABOUTSHIPPING SHIPPINGABOUTSHIPPING FAST SHIPPING We will ship your orders within 1 business day upon payment received. SHIPPINGABOUT ABOUTSHIPPINGABOUT ABOUT ABOUT Rolling-Cycle The Rolling-cycle team is comprised of a number of individuals who have worked in the bike industry for many years and built up some great relationships with brands and suppliers. Our philosophy is that we work hard to find popular bike gear from the brands you love without having to pay a fortune for it. We are also proud to introduce our own range of quality accessories and tools that we have researched, sourced and tested from top quality manufacturers in Taiwan. Check out ‘ResQ Tools’ which is the first range we are introducing. You’ll find a variety of tools for both the workshop and to take with you on the road or trails to keep your bike in good shape. We are currently based in 2 locations and growing, the warehouse is located in Missouri USA and Sydney Australia. TIPSUM Super Light Magnesiem Platform with TItanium Axle Only 82g per Pedal Extra Gold Pin Include Now On Sale - Only US$53.9 SHOP NOW! Limited Time OfferWellgo BMX MTB Bear Trap Old school Bike Pedal 9/16" or 1/2" Black Blue Red Gold$28.50 - $29.50SHOP NOW!TRP HY/RD Road Hydraulic Disc Brake Set w/ 160mm Rotor x 2 - Front + Rear$145.00SHOP NOW!TRP TRP-33 MTB Mountain Road Bike 2-Piece Disc Brake Rotor 180/203mm HY/RD Spyre$28.90 - $30.90SHOP NOW!TRP SPYRE Road Bike Alloy Mechancial Disc Brake Caliper Rotor 160mm Rotor F+R$96.00SHOP NOW!2019 CONTINENTAL GRAND PRIX 5000 TLR - 700 x 25 GP5000 Tubeless 1 or 2 Tires$70.00 - $115.00SHOP NOW!Vittoria Zaffiro Pro Folding G+ Clincher Tire 700x28C/32C Tour Commuting$23.90 - $45.90SHOP NOW!Vittoria Rubino Pro Speed G+ Folding 700 x 23C/25C Road Clincher Tire Full Black$37.00 - $70.00SHOP NOW!Giant Contact Trail Riser Bar MTB Handlebar 31.8 x 690mm Alu 7075 Black 249g$19.90SHOP NOW!DT Swiss 350 Straight Pull Front or Rear MTB Hub 28H 12&15mm Thru Axle-6 Bolts$59.90 - $209.90SHOP NOW!DT Swiss Quick Release QR Skewers for Road Bike (100/130) MTB (100/135) Black$21.70 - $23.50SHOP NOW!DT Swiss 350 Straight Pull Front or Rear MTB Hub 28H Thru Axle Center Lock$64.90 - $209.90SHOP NOW!X-Fusion Manic Dropper Seatpost Internal 30.9 /31.6 Travel 125/150mm With Remote$155.00 - $165.00SHOP NOW!Still Vintage Classic bicycle LED rear tail light steel bike city bike road bike$19.90SHOP NOW!Cannondale Road Bicycle Handlebar Bar tape Green/White/Neon Orange with end Caps$19.92SHOP NOW!Cannondale Road Bicycle Handlebar Bar tape Red/Yellow/Neon Pink with Caps$19.92SHOP NOW!Cannondale Road Bicycle Handlebar Bar tape Black/Neon Red/Neon Yellow with Caps$20.17SHOP NOW! DLC Reversible Torque Wrench 1/4" 1-25Nm / 8.9-221 Inch-lb SHOP NOW! Tipsum X11SL Super Light Chain 118 Links SHOP NOW!
julio 23, 2026

mtb Bike Handlebar Stem Road Bicycle Carbon Fiber+Auminum Alloy Stem 31.8mm

【Durable road bike stem】Material: Carbon Fiber + Aluminum Alloy; Appearance: 3K Glossy/3K Matte; Weight: Approx. 120~170g; The bicycle stem is made of aluminum alloy and carbon fiber. It has passed the long-term strength test and is guaranteed to be durable and long-term; fork diameter: 28.6 mm (1-1/8"), handlebar diameter: 31.8mm, angle: 6 degrees. 【Multiple sizes available】MTB stem length: 60/70/80/90/100/110/120mm, according to your own body shape characteristics, riding habits and matching to your own bike. Choose the right stem size, reduce pain in hands and wrists .Reduce back strain. 【Advantages of different lengths】bicycle stem of different lengths: stem length90mm, better stability, more suitable for high-speed riding. 【Easy to Install】Connect the original bicycle fork, the four-screw rod clamp holds the rod firmly in position. Install the product correctly. Please follow the specified tightening torque (4Nm). Recommend using a hex wrench to tighten the screw. 【Installation Tips】When assembling, please confirm that the handlebar diameter is 31.8mm. The center width needs to be confirmed to properly lock the product and install it manually with a hex wrench; make sure the diameter of the front fork is that of the stem corresponds and that the size for; when installing, you can also apply carbon fiber mounting paste to the bicycle handlebar to ensure a tight fit.
julio 23, 2026

1-1/4″ to 1-1/8″ stem quill adapter, retro MTB

This precision-made adapter allows you torun a standard 1-1/8" quill stem inside a 1-1/4" steerer – giving you access to a much wider range of classic and modern quill stems. With this adapter, you can use the more common 1-1/8" version instead.