KCNC:  10 Speed Titanium Cassette, MTB, 11-34T

KCNC: 10 Speed Titanium Cassette, MTB, 11-34T

The latest cassette from KCNC, featuring 10 Ti cogs and an Al7075 carrier. The first 8 gears are mounted on the one piece carrier, and the 2 smallest cogs are machined from a single piece of titanium. An ultra lightweight cassette that is alloy freehub body friendly, and more durable than the KCNC alloy cassettes. Ti-6Al-4V individual cogs Al 7075 gold anodised carrier Optimized tooth profile for swift shifting perform Anodised alloy lock ring 11-34T: weight 138 g, ratios 11/12/13/15/17/20/23/26/30/34

KCNC:  Superlight Chain 9-speed

KCNC: Superlight Chain 9-speed

KCNC super-light weight gold (TiN) and silver chain, 9 spd, 110 Links Compatible with Shimano/Campanolo/SRAM 9 speed drivetrain systems TiN gold colour Slotted side plates – inner and outer hollow pins Dimension:1/2″x11/128″ Pin Length:6.6mm 110 links DHA chromising treatment, enhanced pin durability Weight:244g for 110 links Complete with quick release connecting link Colours: Gold Silver

KCNC:  Steady Pedals – MTB Flats

KCNC: Steady Pedals – MTB Flats

New light weight MTB or BMX platform pedals. Low profile design 6061 alloy pedal bodies with replaceable stainless studs. Titanium nitrided stainless steel axle, needle roller inner bearing and sealed cartridge stainless steel outer bearing. Weight : 335g a pair Colours: Red Black Silver Gold Stainless Gold SS Green

KCNC:  RBS Lite Tri Bar Set 31.8mm 420mm

KCNC: RBS Lite Tri Bar Set 31.8mm 420mm

Complete fully adjustable set comprising Kcnc’s tri bar specific dropped bars with extended central bulge to allow lateral adjustment of extensions, and 6061 Al alloy aero tri extensions. 6061 T6 Al alloy bars 420mm 6061 T6 Al alloy aero extensions 6061 T6 fully cnc’d brackets 100mm extension adjustment 17° arm rest angle adjustment Five levels of arm rest height adjustment 31.8mm stem clamp only 420mm width, centre-centre Black anodized Weight: 780g Designed for TT and Triathlon As reviewed on Road.cc, rated as 7/10

KCNC:  Darkside XC Riser Bars

KCNC: Darkside XC Riser Bars

Beautifully made lightweight MTB Riser bars.  Ideal for single speeds – light, strong, wide and comfortable! Made from 7075 AL-T6 alloy Designed for xc/trail riding Weight 331g

KCNC:  Darkside FR Riser Bars

KCNC: Darkside FR Riser Bars

Beautifully made MTB Riser bars.  Ideal for single speeds, jump bikes, freeride, downhill – light, strong, wide and comfortable! Made from 7075 AL-T6 alloy 710mm wide – plenty of width, cut to suit 8 degree bend/sweep Designed for xc/trail/FR/DH riding Weight 340g 31.8mm OS 1.5″ Rise 25.4mm 1.5″ Rise

KCNC:  Sc/Al/Ti Alloy 10 Speed Cassette

KCNC: Sc/Al/Ti Alloy 10 Speed Cassette

This is an ultra-light weight 10 speed cassette – Shimano compatible The first 4 gears are machined from solid 7075 T-7451 alloy and hard anodised for durability. The next 4 gears are machined from solid scandium alloy The smallest 2 gears are Ti64 alloy The lockring is alloy 11-23T : weight 110g including lockring, ratios 11/12(Ti64 alloy)/13/14/15/16(Sc alloy)/17/19/21/23(hard anodised 7075 alloy) 12-25T : weight 147g including lockring, ratios 12/13(Ti64 alloy)/14/15/16/17(Sc alloy)/19/21/23/25(hard anodised 7075 alloy) 12-27T : weight 148g including lockring, ratios 12/13(Ti64 alloy)/14/15/16/17(Sc alloy)/19/21/24/27(hard anodised 7075 alloy)

KCNC:  Sc/Al/Ti Alloy 9 Speed MTB Cassette

KCNC: Sc/Al/Ti Alloy 9 Speed MTB Cassette

This is an ultra-light weight 9 speed cassette designed for mtb – Shimano/Sram compatible. The first 4 gears are machined from solid 7075 T-7451 alloy and hard anodised for durability. The next 3 gears are machined from solid scandium alloy The smallest 2 gears are Ti64 alloy The lockring is alloy Weighs 160g including lockring. Ratios: 11,12 (Ti64 alloy); 14, 16, 18 (Sc alloy); 21, 24, 28, 32 (hard anodised 7075 alloy)

KCNC:  VB1 Brakeset

KCNC: VB1 Brakeset

Fully cnc’d ultra-lightweight v-brake set, one of the lightest brake sets in the world! Structurally stiff with a smooth action and precision adjustment. Levers Fully cnc’d from 7075 Al alloy 92mm leverage, dual finger design single clamp/lever bolt, M10 gold anodised silver anodised alloy cable adjuster red anodised alloy reach adjuster sand blasted black anodised lever and clamp Weight : 23g each Brake Arms Fully cnc’d from 7075 Al alloy 105mm arms, sand blasted, black anodised Linear titanium wire springs Hard Anodized 7075 AL alloy mounting Hardware : M8 & M10 Frame/fork pivots and bolts provided. Brake cartridge holders with… Read more →

KCNC:  XC1 ISIS Crankset 175mm 44/32/22T

KCNC: XC1 ISIS Crankset 175mm 44/32/22T

CNC machined 7075 T7 alloy chainrings ramped and pinned for perfect shifting 44/32/22T black anodised finish with silver teeth 4 arm spider with 104mm/64mm PCD alloy chainring bolts throughout Patented double hollow arms 175mm ISIS drive Q-Factor 180mm (118mm BB, 175mm arms) Designed for xc racing. Weighs 539g including self-extracting bolt retaining caps. These cranks are exquisite, complete with anodised Black alloy chainring bolts that are also available in Gold, Red, Blue and Silver. The chainrings have machine finished teeth to keep them looking good when worn. We also stock KCNC Scandium MTB bottom brackets and at 199g, when combined… Read more →

KCNC K-type FR1 – Freeride Crankset Double and Bash 32/22T

KCNC K-type FR1 – Freeride Crankset Double and Bash 32/22T

Double ring and bash guard crankset designed for more aggressive MTB use – designated FreeRide! Fully precision CNC machined MTB crankset complete with KCNC’s External Bearing Bottom Bracket (K-type). These cranks are exquisite, complete with anodised Black alloy chainring bolts that are also available in Gold, Red, Blue, Green and Silver. The chainrings have machine finished teeth to keep them looking good when worn. The K-type bottom bracket design features full stainless steel replaceable cartridge bearings and a red alloy spacer clamp to remove axial float of the scandium alloy axle. The crank arms are both removable from the BB… Read more →

KCNC:  K-type RD2

KCNC: K-type RD2

Fully precision CNC machined lightweight double road crankset with external stainless steel bearing bottom bracket (ceramic upgrade available). These cranks are exquisite, weighing in at just 668g complete (175mm 50/34). They also have a reduced Q-factor of 151mm. The new bottom bracket design features full stainless steel replaceable cartridge bearings (ceramic upgrade available) and a red alloy spacer clamp to remove axial float of the scandium alloy axle. The crank arms are both removable from the BB axle, but the new design allows the driveside arm and spider to be left on the axle, and the axle to be removed… Read more →

KCNC:  K-type TK1 Track Crankset

KCNC: K-type TK1 Track Crankset

Fully Precision CNC machined Lightweight Single Ring Crankset with External Bearing Bottom Bracket These cranks are exquisite, complete with anodised Black alloy chainring bolts that are also available in Gold, Red, Blue and Silver. The chainring has machine finished teeth to keep them looking good when worn. They come complete with black anodised alloy crank extractor caps that are also available in red or gold. 56T or 60T CNC machined 7075 T7 alloy black anodised finish chainring with cnc’d alloy finish teeth CNC 7075 alloy 5-arm compact spider, BCD 130mm 175mm arms – patented double hollow hole design arms, 7075AL… Read more →

KCNC:  K3-Type RD Crankset

KCNC: K3-Type RD Crankset

The latest K-Type lightweight double road crankset from KCNC, featuring cobweb chainrings. Fully precision CNC machined, with external stainless steel bearing bottom bracket (ceramic upgrade available). These cranks are exquisite, weighing in at just 727 g complete (175 mm 50/34). They also have a reduced Q-factor of 151 mm. The new bottom bracket design features full stainless steel replaceable cartridge bearings (ceramic upgrade available) and a red alloy spacer clamp to remove axial float of the scandium alloy axle. The crank arms are both removable from the BB axle, but the new design allows the driveside arm and spider to… Read more →

KCNC:  K3 XC Double Crankset

KCNC: K3 XC Double Crankset

The latest crankset from KCNC featuring KCNC’s External Bearing Bottom Bracket (K-type) and new cobweb chainrings. At 714 g, complete, it’s one of the lightest cranksets available! Complete with anodised alloy chainring bolts that are also available in Gold, Red, Blue, Green and Silver. The new bottom bracket design features full stainless steel replaceable cartridge bearings and a red alloy spacer clamp to remove axial float of the scandium alloy axle. The crank arms are both removable from the BB axle, but the new design allows the driveside arm and spider to be left on the axle, and the axle… Read more →

KCNC Full Titanium Road Cassettes and 10 speed Chains

KCNC Full Titanium Road Cassettes and 10 speed Chains

A full Ti cog cassette from KCNC. The first 8 gears are mounted on a one piece 7075 aluminum carrier, and the 2 smallest cogs are machined from a single piece of titanium. An ultra lightweight cassette that is alloy freehub body friendly, and more durable than the alloy cassettes Ti-6Al-4V individual cogs Al 7075 gold anodised carrier Optimized tooth profile for swift shifting perform Anodised alloy lock ring 11-23T : weight 113g, ratios 11/12/13/14/15/16/17/19/21/23 12-25T : weight 131g, ratios 12/13/14/15/16/17/19/21/23/25 12-27T : weight 133g, ratios 12/13/14/15/16/17/19/21/24/27

LEFTFIELDBIKES

Leftfield Bikes: Riding, Re-invented Whatever your requirements may be, we deliver all bikes in person to your home or office, then tune them with you to match your individual riding style and comfort free of charge. We will also design and build your dream machine, entirely bespoke. Whatever your request, do get in touch! Why Choose Us? Free delivery to your home or office # Free, personalised set-up of all bikes Free first service Free and impartial bike buying advice Mobile mechanics, to keep your bike in perfect working order Kona: Gnarly Gravel Bikes Like to ride hard and fast,… Read more →

Components

It’s all in the details Deity, DT Swiss, Hope, ISM Seat, KCNC, Magura, Velocite Choosing the very best components is one of life’s greatest pleasures. It’s all about the bike you’ll look forward to riding and will never leave unattended, dirty or un-serviced. These exquisite components will help you to ride faster for longer and you’ll enjoy every last mile. Selecting component upgrades has never been easier: we’ve placed each area of the bike into groups. Pick the relevant area, choose your preferred supplier, pick a bundle (and it’s colour). That’s it! Most devotees prefer to assign one brand across… Read more →

Bespoke

Designed to go faster DT Swiss, ISM Seat, KCNC, Velocite Serious cyclists can describe their dream bicycle in exacting detail. A select few commission it. At Leftfield Bikes we offer the custom tubing, geometry, hand built wheels and individual components you’ve come to expect. Whatever you are looking for, contact us and we will schedule an appointment to discuss your bicycle further.