31.8mm Size Cycling Gear

Discounted 31.8mm Size Cycling Gear, including bikes, clothing, components and accessories.

Time Potence Monolink Carbon Road Stem
140mm, 31.8mm, 124g, Green, Grey, White, Carbon - 80% off
£300.00£59.99!
View the Time Potence Monolink Carbon Road Stem
Ritchey Comp Alloy MTB Flat Handlebar
31.8mm, 580mm, 620mm, Alloy, 230g, White - 80% off
£29.99£5.99!
View the Ritchey Comp Alloy MTB Flat Handlebar
Ritchey Superlogic 10D Carbon MTB Flat Handlebar
31.8mm, 620mm, Carbon, 130g, Black - 79% off
£175.00£37.50!
View the Ritchey Superlogic 10D Carbon MTB Flat Handlebar
Time Potence Monolink RXR VIP Carbon Road Stem
140mm, 31.8mm, 115g, Grey, Carbon - 79% off
£350.00£75.00!
View the Time Potence Monolink RXR VIP Carbon Road Stem
FSA OS-150 XTC Carbon Stem
31.8mm, 160g, White, Carbon - 75% off
£69.95£17.50!
View the FSA OS-150 XTC Carbon Stem
Hoy Alloy MTB Flat Handlebar
660mm, Alloy, 280g, Black - 68% off
£24.99£7.99!
View the Hoy Alloy MTB Flat Handlebar
3T Vola Pro Alloy Road Base Handlebar
31.8mm, 42cm, Alloy, 830g, Black - 68% off
£125.00£39.95!
View the 3T Vola Pro Alloy Road Base Handlebar
Deda RHM 02 Alloy Road Handlebar
44cm, 46cm is slightly extra - Alloy, 295g, Black, White - 66% off
£37.99£12.89!
View the Deda RHM 02 Alloy Road Handlebar
ITM Alcor 80 Alloy MTB Handlebar
620mm, 640mm, 740mm, Semi Rise, Alloy, Black - 65% off
£25.99£9.03!
View the ITM Alcor 80 Alloy MTB Handlebar
3T Ergonova Team Stealth Carbon Road Handlebar
46cm - 38cm is extra - 31.8mm, Carbon, 198g, Black - 62% off
£250.00£94.99!
View the 3T Ergonova Team Stealth Carbon Road Handlebar
Easton EC90 SLX3 Pro Ergo Carbon Road Handlebar
31.8mm, 46cm, Carbon, 195g, Black - 61% off
£219.99£84.99!
View the Easton EC90 SLX3 Pro Ergo Carbon Road Handlebar
USE Summit Alloy Road Handlebar
40cm, 31.8mm, Alloy, 266g, Black - 60% off
£59.99£24.00!
View the USE Summit Alloy Road Handlebar
3T Tornova Team Carbon Road Handlebar
44cm, Carbon, 215g, Black - 60% off
£249.99£99.95!
View the 3T Tornova Team Carbon Road Handlebar
FSA Afterburner MTB Stem
31.8mm, 130mm, 144g, Black, Alloy - 60% off
£49.99£19.99!
View the FSA Afterburner MTB Stem
3T Ergonova Team Carbon Road Handlebar
44cm, 46cm, 31.8mm, Carbon, 198g, Black - 60% off
£250.00£99.95!
View the 3T Ergonova Team Carbon Road Handlebar
Ritchey Comp Curve Alloy Road Handlebar
42cm, 44cm, Alloy, 301g, White - 60% off
£49.00£19.50!
View the Ritchey Comp Curve Alloy Road Handlebar
Truvativ Stylo T20 Alloy MTB Stem
90mm, 31.8mm, Black, Alloy, 145g - 58% off
£30.00£12.49!
View the Truvativ Stylo T20 Alloy MTB Stem
3T Rotundo Ltd Carbon Road Handlebar
44cm, Carbon, 190g, Black, Silver - 58% off
£299.99£124.99!
View the 3T Rotundo Ltd Carbon Road Handlebar
3T Aura Pro Carbon Time Trial Handlebar
40cm, 42cm, 31.8mm, Carbon, 700g, Black - 57% off
£299.99£129.95!
View the 3T Aura Pro Carbon Time Trial Handlebar
3T Rotundo Team Stealth Carbon Road Handlebar
31.8mm, 44cm, Carbon, 200g, Black - 56% off
£225.00£99.95!
View the 3T Rotundo Team Stealth Carbon Road Handlebar
Thomson Elite X2 Alloy Road Stem
110mm, Black - 70mm, 90mm, 100mm, 120mm, 130mm, 31.8mm are extra, 170g, Black, Alloy - 56% off
£79.99£34.99!
View the Thomson Elite X2 Alloy Road Stem
Shimano XTR M9025 11 Speed Double Top Swing MTB Front Mech
Silver, Black, Double, 11 speed, Top Swing, 124g - 54% off
£59.99£27.50!
View the Shimano XTR M9025 11 Speed Double Top Swing MTB Front Mech
Shimano SLX M7020 Double 11 Speed Front Mech
High Clamp, 31.8mm, 34.9mm, Dual Pull, 11 Speed, 147g - 52% off
£29.99£14.44!
View the Shimano SLX M7020 Double 11 Speed Front Mech
Ritchey WCS Carbon C220 Matrix Road Cycling Stem
80mm, 120mm, 31.8mm, 126g, Black, Carbon - 51% off
£140.00£68.48!
View the Ritchey WCS Carbon C220 Matrix Road Cycling Stem
Easton Haven MTB Stem
31.8mm, 85mm, 100mm, 1 1/8", 153g, Black, Alloy - 50% off
£79.99£39.99!
View the Easton Haven MTB Stem
Profile Legra Alloy Stem
Black, 110mm, 31.8mm - 50% off
£49.99£25.00!
View the Profile Legra Alloy Stem
3T Ergonova Pro Alloy Road Handlebar
38cm, 40cm, 44cm, 46cm, 31.8mm, Alloy, 275g, Black - 50% off
£99.95£49.99!
View the 3T Ergonova Pro Alloy Road Handlebar
FSA Gossamer Alloy 6061-T6 MTB Stem
31.8mm, 70mm, 6 Degrees, 144g, Black, Alloy - 50% off
£44.99£22.47!
View the FSA Gossamer Alloy 6061-T6 MTB Stem
ITM Alcor 80 Alloy Stem
110mm, 120mm, 130mm, 31.8mm, 164g, Black, Alloy - 50% off
£19.99£10.00!
View the ITM Alcor 80 Alloy Stem
3T ErgoSum Pro Alloy Road Handlebar
42cm, 31.8mm, Alloy, 245g, Black - 47% off
£79.99£42.50!
View the 3T ErgoSum Pro Alloy Road Handlebar
ITM Triango Carbon Alloy Stem
70mm, 31.8mm, 170g, Black, Carbon - 46% off
£74.99£40.69!
View the ITM Triango Carbon Alloy Stem
Deda Superleggero Alloy Road Stem
120mm, 31.8mm, 99g, Black, Alloy - 46% off
£119.95£65.00!
View the Deda Superleggero Alloy Road Stem
Deda Zero 100 Alloy Road Handlebar
38cm, Alloy, 242g, Black - 44% off
£83.99£47.14!
View the Deda Zero 100 Alloy Road Handlebar
Ritchey Superlogic Logic 2 Carbon Road Handlebar
42cm, Carbon, 190g, Black - 44% off
£270.00£149.99!
View the Ritchey Superlogic Logic 2 Carbon Road Handlebar
Deda Zero 1 Alloy Road Stem
110mm, 120mm, 130mm, 31.8mm, 145g, Black, Alloy - 44% off
£27.99£15.69!
View the Deda Zero 1 Alloy Road Stem
Easton Haven Alloy MTB Riser Handlebar
740mm, 31.8mm, Alloy, 285g, Black - 35% off
£69.95£45.49!
View the Easton Haven Alloy MTB Riser Handlebar
Easton EA90 Stem
31.8mm, 1 1/8", 125g, Black, Alloy - 35% off
£74.99£48.74!
View the Easton EA90 Stem
Zipp Service Course SL Stem
110mm, 120mm, 31.8mm, 120g, Black, Alloy - 34% off
£84.00£55.09!
View the Zipp Service Course SL Stem
Zipp Service Course SL-70 Alloy Road Handlebar
42cm - 40cm is extra, Alloy, 250g, Black - 33% off
£89.00£59.99!
View the Zipp Service Course SL-70 Alloy Road Handlebar
Brand-X Road Stem
110mm, 1 1/8", 31.8mm, 162g, Black, Alloy - 29% off
£14.00£9.99!
View the Brand-X Road Stem
Zipp SL Speed Carbon Road Stem 2018
70mm, 80mm, 110mm, 120mm, 31.8mm, 1 1/8", 123g, Black, Carbon - 28% off
£244.99£175.99!
View the Zipp SL Speed Carbon Road Stem 2018
FSA K-Force Carbon XC MTB Riser Handlebar
660mm, 31.8mm, Carbon, 120g, Black - 27% off
£167.67£123.95!
View the FSA K-Force Carbon XC MTB Riser Handlebar
Easton EA50 Alloy Stem
1 1/8", 31.8mm, 175g, Black, Alloy - 25% off
£44.99£33.74!
View the Easton EA50 Alloy Stem
Zipp SL-70 Alloy Road Handlebar
38cm, 40cm, 42cm, 44cm, Alloy, 250g, Black - 24% off
£91.00£69.00!
View the Zipp SL-70 Alloy Road Handlebar
Ritchey Superlogic C260 Carbon Road Stem
80mm, 90mm, 100mm, 110mm, 120mm, 130mm, 31.8mm, 125g, Yellow, Carbon - 24% off
£240.00£182.99!
View the Ritchey Superlogic C260 Carbon Road Stem
FSA Plasma Compact Carbon Road Handlebar Stem
31.8mm, Carbon, 385g, Black, White - 23% off
£720.00£550.95!
View the FSA Plasma Compact Carbon Road Handlebar Stem
FSA SL-K Alloy Stem
31.8mm, 141g, Black, Alloy - 23% off
£89.99£68.95!
View the FSA SL-K Alloy Stem
FSA Gossamer Compact Wing Alloy Road Handlebar
31.8mm, Alloy, 310g, Black - 22% off
£49.99£38.99!
View the FSA Gossamer Compact Wing Alloy Road Handlebar
FSA Energy Ergo Alloy Road Handlebar
31.8mm, 40cm, Alloy, 272g, Black - 22% off
£89.99£69.99!
View the FSA Energy Ergo Alloy Road Handlebar
Easton EA70 Ergo Alloy Road Handlebar
31.8mm, 40cm, Alloy, 260g, Black - 21% off
£79.99£62.99!
View the Easton EA70 Ergo Alloy Road Handlebar
FSA SL-K Compact Carbon Road Handlebar
31.8mm, Carbon, 235g, Black, Red - 20% off
£219.99£174.99!
View the FSA SL-K Compact Carbon Road Handlebar
Ritchey WCS Carbon MTB Riser Handlebar
31.8mm, 665mm, Carbon, 170g, Black - 13% off
£149.99£129.95!
View the Ritchey WCS Carbon MTB Riser Handlebar
FSA K-Force New Ergo Carbon Road Handlebar
31.8mm, Carbon, 185g, Red - 12% off
£249.99£219.99!
View the FSA K-Force New Ergo Carbon Road Handlebar
FSA Gossamer OS-148LX Alloy CNC Stem
100mm, 110mm, 120mm, 130mm, 31.8mm, 145g, Black, Alloy - 11% off
£44.99£39.99!
View the FSA Gossamer OS-148LX Alloy CNC Stem
Easton Havoc Alloy MTB Riser Handlebar
31.8mm, 20mm, 750mm, Alloy, 315g, Grey - 10% off
£59.99£53.99!
View the Easton Havoc Alloy MTB Riser Handlebar
FSA Energy Alloy Road Stem
31.8mm, 120mm, 6 Degrees, 113g, Black, Alloy - 6% off
£89.99£84.99!
View the FSA Energy Alloy Road Stem
Easton Haven Carbon MTB Riser Handlebar
31.8mm, 20mm, 740mm, Carbon, 200g, Black, Blue, Red - Expired
£129.99£112.49!
Easton Haven Carbon MTB Riser Handlebar
Easton EC70 Carbon XC MTB Riser Handlebar
Carbon, 150g, Black - Expired
£109.99£59.99!
Easton EC70 Carbon XC MTB Riser Handlebar
Deda Elementi Alanera Integrated Carbon Road Handlebar & Stem
140mm, 46cm, Carbon, 409g, Black, Green - Expired
£599.99£149.99!
Deda Elementi Alanera Integrated Carbon Road Handlebar & Stem
Zipp SL-80 Service Course Alloy Road Handlebar
38cm, 44cm, Alloy, 250g, Black - Expired
£79.99£49.99!
Zipp SL-80 Service Course Alloy Road Handlebar

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Welcome to Bike Bargains - I scour the internet trying to find the best deals specifically for UK based cyclists. Over the years I've saved hundreds of pounds on cycling gear, simply by shopping around and buying cycling consumables only when they're on sale. Whether you're a road cyclist or a DH mountain biker, I handpick the best money saving cycling related bargains I can find - and will hopefully save you money too! If any deals have expired, then please let me know by clicking the Expired button, and I'll then remove them. A full list of expired deals can be found here. Bike Bargains is a participant in the Amazon EU Associates Programme, an affiliate advertising programme designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.co.uk. All details are believed to be correct, but please check with the retailer prior to buying - deals and specifications change, and your contract is solely with the retailer. Here is my Privacy Policy.

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Hope this helps to save you some money!

Claire x