c/bicycle-mechanics

I was dead wrong about $15 chain lube

For years I only used basic 3-in-1 oil on my touring bike chains because I thought expensive lubes were a gimmick. After a 400 mile trip through Oregon last fall I had to replace my drivetrain twice from all the grit and wear. Has anyone else had a cheap lube fail them on a long ride and switch to something pricier?

Stripped a derailleur hanger on a trail ride outside Denver last month

I was shifting down to climb a steep gravel section when the hanger just gave out and snapped clean off. Had to walk 3 miles back to the car because I didn't bring a spare hanger. Has anyone else had luck with carrying a couple common hanger sizes in their pack?

PSA: That $15 bike stand from Harbor Freight is a death trap

I picked up one of those cheap foldable bike stands for like $15 because I figured it would hold my mountain bike for a quick drivetrain clean. Soon as I clamped the top tube, the whole thing wobbled like a drunk toddler. The clamp stripped the plastic bolt after maybe 3 uses and now it won't even grip a seatpost. Anyone else get burned by one of those or have a stand under $50 that actually works?

Wasted $60 on a 'universal' bike stand that couldn't hold a kids bike steady

Picked up one of those cheap folding stands on Amazon thinking itd save me some cash. First real use with a mtb and the thing wobbled so bad I nearly dropped the frame on the concrete. Anyone else had better luck with a specific budget brand or should I just save up for a Park Tool?

Shelled out $80 for a fancy chain wear indicator and kinda regret it

I bought the Park Tool CC-3.2 chain checker last month because everyone online swears by it. But honestly, my old $12 ruler method gives me the same reading every time. Is the extra precision really worth it for a home mechanic like me?

Stop torquing your carbon handlebars to the stem spec

I've seen 3 bikes come through my stand this month where the owner tightened their stem bolts to 5Nm and cracked the bar right at the clamp. That number is for the stem, not the bar, check the bar itself, most carbon ones want 4Nm max. How do you guys mark your torque limit on the bar so customers don't mess it up later?

Wasted 45 minutes trying to get a seized seatpost out before I remembered to check if it was carbon.

Pulled a frame from the stand, sprayed penetrant, heated the collar, even rigged up a slide hammer, then I noticed the seatpost clamp was torqued down to 15 Nm for no reason, has anyone else gone full mechanic mode only to realize you skipped the obvious first step?

Just snapped a brake cable while tightening the bolt on a new set of calipers

I was out on a ride in Boulder last Saturday and went to adjust the rear brake at a stoplight, then the cable end broke clean off inside the pinch bolt, and I had to walk three miles back to the car wondering if I should have used a torque limit on that little fastener.

Had a customer bring in a bike with the chain routed wrong on the derailleur today

It's the third time this month I've seen someone thread the chain over the top tab on a Shimano 105 RD-R7000 instead of between the pulleys. It shifts like garbage and grinds the cage. I just fixed it in 2 minutes and explained the proper path, but why does this keep happening? Anyone else run into this specific rookie move a lot?

Found out most bike shops skip grease on pedal threads...

I was reading through the Park Tool blog last night and they had a stat that said around 60 percent of seized pedals come from no grease during install. It surprised me because I figured every shop would do that by default. I bought a bike from a shop in Portland last year and the pedals were a nightmare to remove after just 6 months. Has anyone else run into this issue with a new bike?

PSA: I hit 1,000 spoke replacements in my shop and my thumb will never be the same

I've been keeping a tally on the wall behind my bench for the last 5 years, just little tick marks every time I lace up a new spoke. Last week I finally crossed the 1,000 mark and I honestly didn't think I'd ever get there. It's not just the number though, it's what each one meant. Like that time a guy brought in a 1980s Bianchi with three broken spokes on the rear drive side and I thought I was gonna lose my mind trying to match the gauge. Or the mountain biker who snapped a spoke every two weeks until I realized his rim was cracked. 1,000 spokes is a lot of bad roads and broken parts. My thumb gets this weird callus on the side from twisting the nipples, it's like a permanent lump now. Has anyone else kept a weird shop tally and what was yours?

Rant: old way of truing wheels vs. new method after 30 years

I started truing wheels back in the 90s using just a spoke wrench and my eye, relying on feel and experience to get them straight. Now I use a truing stand and a dial indicator gauge to measure runout within 0.1mm, which I picked up after buying a Park Tool TS-2.2 stand about 6 years ago from a shop in Portland. The old way took longer and left some wobble, but the new way is faster and more precise. Has anyone else made the switch to a more exact setup, or do you still prefer the hands-on approach?

Unpopular opinion: Park Tool stands are overrated for home mechanics

Was talking to a guy at a co-op last week. He fixes bikes out of his garage for beer money. Uses a basic clamp on a wooden stool. Said he's been doing it 8 years. No wobble issues. Makes me think. Dropped $250 on my PRS-25 and it sits in the corner half the time. Am I just buying into the hype? Has anyone else ditched the fancy stand for something janky but functional?

My derailleur hanger snapped mid-ride on a gravel descent

I was coming down this steep gravel section near my place about two weeks ago, shifting down for a corner, and then just *clank* the whole derailleur got sucked into the spokes. Turned out the hanger had a hairline crack I never spotted during my regular cleanings. Had to walk about a mile to a gas station and call a buddy for a pickup. I now keep a spare hanger in my saddle bag, but does anyone have a trick for catching these cracks before they let go?

Blew a spoke on the Burke-Gilman trail and it changed my whole wheelbuilding approach

I was riding home from work last Tuesday near the UW campus in Seattle when my rear wheel started wobbling real bad. Got it home and found a broken spoke on the drive side, but what got me was how uneven the tension was on the other spokes. I picked up a Park Tool TM-1 tension meter and checked everything - some spokes were at 80 kgf while others were barely 50. Now I never build a wheel without checking tension on every single spoke first. Anyone else find a big spread on factory wheels like that?

Spent 20 minutes helping a customer pick a chain and got it completely wrong lol

Had a guy come in the shop last Tuesday wanting a new chain for his old 80s road bike. I asked him a few quick questions and sold him a 9-speed chain without even looking at his drivetrain. He came back 2 hours later super frustrated because the chain was too narrow and wouldn't shift right. Turns out his bike had a 6-speed freewheel and I just assumed he had a newer setup. I felt like a total idiot lol. Now I always pop the bike on the stand and count the cogs before recommending anything. Has anyone else made a simple mistake like this that cost you a customer or time?

Old shop guy told me to stop using Park Tool grease on headsets. He was right.

I used to swear by wet chain lube until I rode through one dusty summer

For years I only ran wet lube because it felt quieter and lasted longer. Then I did a 60 mile gravel ride last August near Austin and my drivetrain sounded like a bag of rocks by mile 20. The dust turned that wet lube into grinding paste. Switched to dry lube with wax after that and my chain stays clean for twice as long. Anyone else have a brand of dry lube that actually holds up in humid weather?

Just realized something about Park Tool cone wrenches

For years I used cheap generic cone wrenches from Amazon and figured they were good enough. I mean, how much can a thin piece of metal vary, right? Then I had a customer bring in a vintage Italian road bike with really tight locknuts that I just couldn't get a grip on without rounding. Finally broke down and bought a Park Tool set for about $45 two months ago. The difference in fit and steel hardness was night and day, no slipping even on stubborn old cones. Still not convinced I need all their fancy tools, but for hub work I'm a believer now. Anyone else have a tool they resisted buying that turned out to be worth the extra cash?

Overheard a customer say their derailleur hanger was "bent from the factory" and I had to bite my tongue

Guy brought in a 2023 Trek Domane yesterday, complaining the shifting was off since he bought it. I put it on the stand and the hanger is clearly bent like 5 degrees. He says it came that way from the factory. I get that QC slips sometimes but I've worked on maybe 50 of these frames and never seen one bent fresh out the box. I checked the frame alignment too and it's straight. Told him I could straighten it for $15 but he insisted it's a warranty issue. Has anyone else run into customers blaming the factory for stuff that's obviously from a crash or just bad handling?

Switched my shop from Park Tool grease to Phil Wood and saw the difference in 2 weeks

Been using Park Tool grease for like 8 years because it was cheap and easy to get. My buddy at a shop in Portland kept telling me to try Phil Wood but I was stubborn. Finally grabbed a tub after his old timer mechanic showed me a hub that had been running Phil Wood for 5 years. The bearings still looked brand new inside. I swapped over my personal bike first and after two weeks of commuting in rain I pulled the hubs apart. The grease was still thick and stuck to everything. Park Tool always felt like it washed out faster. Now I'm switching the whole shop over. Any of you guys notice a big difference between grease brands or am I overthinking this?

Had a customer refuse a tune-up because he 'felt the chain tension' with his finger

Guy rolls in last Tuesday with a chain so loose it's slapping the chainstay on every bump. He tells me his method is better than my Park Tool gauge because he can feel when it's perfect. I asked him to show me and he grabbed the chain, pulled it off the chainring by like 2 inches, and said 'see, that's textbook.' How do you even talk to someone like that without sounding like a jerk?

My wheel truing got way faster after I switched from a spoke wrench to a dedicated truing stand from a garage sale

I snagged an old Minoura stand for $15 at a flea market near Cleveland and my first wheel took 40 minutes instead of the usual hour and a half with the bike flipped upside down, has anyone else found that a cheap stand changes their workflow that much?

Hot take: Park Tool cone wrenches are way overrated for the price

I've been building up wheels for my own builds and some customer bikes out of my garage here in Portland, and I finally broke down and bought a set of those Park Tool cone wrenches after using an old generic set from a yard sale for years. Honestly, I don't see what the big deal is. The Park wrenches felt the same in my hand, and I actually snapped one of the smaller sizes trying to get a tight locknut off a Shimano hub last Tuesday. My old beat up no-name set never gave me that trouble. Am I missing something, or are the budget options just as good for most of us?

Fixed a shifter cable on the side of the road in Portland last week

I was riding through the Pearl District and my rear derailleur just stopped shifting. I had a spare cable and a mini tool in my bag so I pulled over by a coffee shop and replaced it on the curb. Took about 20 minutes and my hands were filthy but it worked perfect after that. Has anyone else had to MacGyver a fix mid ride like that?