Features Road NAHBS 2012 part 4: Naked, Yipsan's and Steve Rex classics By James Huang published 6 March 2012 More stunning images from the floor of NAHBS Comments Image 1 of 174Soulcraft's Holy Roller singlespeed in flat grey with a 44mm head tube, rocker dropouts, and a PressFit 30 bottom bracket.(Image credit: Jonny Irick)Too much green on this Shamrock Cycles city bike? We don't think so.(Image credit: Jonny Irick)Framebuilders have started moving the rear triangle split away from the dropout on belt-equipped bikes such as this Shamrock Cycles city bike.(Image credit: Jonny Irick)Nicely done rear brake routing on this Shamrock Cycles city bike.(Image credit: Jonny Irick)Internal routing cleans up the lines on this Shamrock Cycles city bike.(Image credit: Jonny Irick)Shamrock Cycles integrates a lock holder into the back of the rear rack on its awesome city bike.(Image credit: Jonny Irick)The rear rack and fender on this Shamrock Cycles city bike looks thoroughly integrated into the structure but they're actually very easily removable without needing tools.(Image credit: Jonny Irick)The monochrome paint makes for a striking appearance on this Shamrock Cycles city bike.(Image credit: Jonny Irick)Shamrock Cycles built this city bike using lots of tricks learned over the years, including easily removable racks and fenders, internal wiring for the front and rear lights, and a silent-running Gates belt drive.(Image credit: Jonny Irick)Soulcraft returned to NAHBS after a brief hiatus with this stealthy steel road racer built with internally routed Shimano Dura-Ace Di2.(Image credit: Jonny Irick)Soulcraft dresses up the wiring ports on this steel road racer.(Image credit: Jonny Irick)Soulcraft's two-piece disc caliper mount lends a minimal look to the rear end of this mountain bike.(Image credit: Jonny Irick)A split seat stay allows for belt drive compatibility on the rear end of this Soulcraft.(Image credit: Jonny Irick)Soulcraft builder Sean Walling tells us Bruce Gordon is resurrecting his legendary Rock n' Roll tires in cooperation with Panaracer.(Image credit: Jonny Irick)Soulcraft's new Dirtbomb is designed for medium-sized 700c tires to yield a versatile runabout that's more capable than a road bike but not as cumbersome as a full-blown 29er. Geometry is closer to that of a 'cross bike and options include everything from singlespeed and geared builds, flat or drop bars, touring configurations, and disc or linear-pull brakes.(Image credit: Jonny Irick)Soulcraft's pivoting rear dropouts are compact and tidy.(Image credit: Jonny Irick)This Soulcraft Dirtbomb is built with Paul Components' new Minimoto short-arm linear-pull brake.(Image credit: Jonny Irick)Soulcraft principal Sean Walling uses wishbone-style seat stays on his new Tradesman stock 29er hardtail to make it a bit easier to build.(Image credit: Jonny Irick)Soulcraft's new Tradesman production 29er steel hardtail is built with a 44mm head tube for use with tapered steerers.(Image credit: Jonny Irick)Soulcraft has added a new stock mountain bike model called Tradesman with standard geometry, a wishbone rear end, and a head tube decal instead of a proper badge. Retail cost for the frame is US$1,450 - a reasonable amount for a handbuilt chassis like this.(Image credit: Jonny Irick)The ornate railing on Shamrock Cycles' city bike front rack should help keep boxes from falling over the edge.(Image credit: Jonny Irick)The front rack on this Shamrock Cycles city bike is big and stout but also easily removable should you decide you want to go for a longer spin sans cargo.(Image credit: Jonny Irick)The single-arm fender mount is a nice touch on this Shamrock Cycles city bike. Note the internally routed wire for the rear light as it bridges the chain stay and fender, too.(Image credit: Jonny Irick)We love the little water bottle mount details from Shamrock Cycles.(Image credit: Jonny Irick)Shamrock Cycles dresses its bikes up with these intricate head tube badges.(Image credit: Jonny Irick)(Image credit: Jonny Irick)This Sarto time trial bikes looks subtle enough from this side(Image credit: Jonny Irick)This tricolore paint job pays homage to Sarto's Italian roots.(Image credit: Jonny Irick)Why would Sarto bring a DeLorean to NAHBS, you ask? Well, to go along with the company's new stainless steel bikes, of course. Duh.(Image credit: Jonny Irick)Italian framebuilder Sarto was making a big push at NAHBS with a small army of bikes - and yes, a real DeLorean.(Image credit: Jonny Irick)Richard Sachs sometimes receives criticism for his seemingly unchanging bikes but he feels there's nothing wrong with timeless designs that always work.(Image credit: Jonny Irick)Intricate paintwork from Shamrock Cycles.(Image credit: Jonny Irick)Like most of the builders at NAHBS, Shamrock Cycles can do full-blown race bikes, too, not just art bikes.(Image credit: Jonny Irick)Ultra-clean lugwork from Shamrock Cycles.(Image credit: Jonny Irick)The oil-free Gates drive belt doesn't really require a guard but Shamrock Cycles has included one anyway.(Image credit: Jonny Irick)Leather washers in between the chain guard and frame protect the paint from metal-on-metal contact.(Image credit: Jonny Irick)Shamrock Cycles dresses up the Crankbrothers stem with a custom paint job.(Image credit: Jonny Irick)Shamrock Cycles even includes a semi-integrated seatmast on this 'cross racer.(Image credit: Jonny Irick)The rear brake cable is run through the top tube on this Shamrock Cycles 'cross racer.(Image credit: Jonny Irick)Shamrock Cycles built this 'cross machine as a "pure race bike" with oversized Columbus PegoRichie tubing, a 44mm-diameter head tube, PressFit 30 bottom bracket shell, top tube-routed cables, a semi-integrated seatmast, and no water bottle mounts. Claimed weight as pictured is 7.94kg (17.5lb).(Image credit: Jonny Irick)Shamrock Cycles built this 'cross racer with a 44mm-diameter head tube for use with a tapered Enve Composites carbon fork.(Image credit: Jonny Irick)Lugged stems weren't quite as prevalent at NAHBS as in years past but they still add a nice finishing touch to lugged frames.(Image credit: Jonny Irick)If this paint scheme doesn't immediately say 'Richard Sachs' to you, you haven't been paying attention.(Image credit: Jonny Irick)A small gusset lends some extra strength to the front end of Soulcraft's Holy Roller 29er.(Image credit: Jonny Irick)Italian builder Zullo once again made the trip overseas to NAHBS.(Image credit: Jonny Irick)Look familiar? This front rack design is a further evolution of the sunflower bike Yipsan did last year, this time painted in purple and white and sporting a few additional details.(Image credit: Jonny Irick)Yipsan brazed this chain guard directly to the frame on this townie.(Image credit: Jonny Irick)Another subtly included logo on this Yipsan cafe racer.(Image credit: Jonny Irick)An elegant collection of curves provides the support structure for the banana seat on this Yipsan cafe racer.(Image credit: Jonny Irick)Yipsan Bicycles showed off this amazing cafe racer at NAHBS, inspired by an old Schwinn Stingray.(Image credit: Jonny Irick)Yipsan Bicycles builder Renald Yip always brings his A-game to NAHBS and is deserving of more attention than he's currently getting.(Image credit: Jonny Irick)Yipsan Bicycles creator Renald Yip often includes these custom freehub spacers on his custom bikes.(Image credit: Jonny Irick)This head tube styling is a Winter Bicycles signature.(Image credit: Jonny Irick)Yipsan builder Renald Yip incorporated this logo into the sides of the front rack.(Image credit: Jonny Irick)Yipsan builder Renald Yip created this beautiful - and functional - townie for his wife.(Image credit: Jonny Irick)Both a cable and rear wheel lock are integrated into this Yipsan townie. Note the way the cable stores inside the frame.(Image credit: Jonny Irick)The front shifter placement on this Yipsan tourer isn't terribly ergonomic but it's simple and direct.(Image credit: Jonny Irick)Many builders at NAHBS such as Renald Yip of Yipsan Bicycles were incorporating fender stays into overlying rack structures.(Image credit: Jonny Irick)This Yipsan touring bike only got more interesting the more you looked at it with novel front shifter positioning (it's on the seat tube), S&S couplers, 650b wheels and tires, custom front and rear racks, and a custom lugged stem.(Image credit: Jonny Irick)Pivoting rocker dropouts on this Yipsan 650b touring bike.(Image credit: Jonny Irick)Steel frame builders such as Renald Yip of Yipsan Bicycles have figured out that using longer disc tabs spreads the load out over a greater area, thus still allowing for slimmer fork blades.(Image credit: Jonny Irick)Yipsan added this simple and elegant steering lock into the front of its townie to facilitate cargo loading.(Image credit: Jonny Irick)The rear derailleur and brake lines are fed directly into the dual top tubes on this Yipsan townie.(Image credit: Jonny Irick)Yipsan nicely combines the rear derailleur exit port and the rearmost mounting point for the chain guard on this townie.(Image credit: Jonny Irick)This Winter Bicycles track bike looks set to hit the velodrome.(Image credit: Jonny Irick)Winter Bicycles gave its stainless steel runabout a unique seat cluster treatment.(Image credit: Jonny Irick)Check out the integrated light mount from Winter Bicycles. Note the internally routed wiring, too.(Image credit: Jonny Irick)