Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 15 - Jul 20
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
Promax QR-1 Seatpost Clamp - 34.9mm, QR, SilverQR 1 seatpost clamps are cold forged and CNC machined from 6061 T6 aluminum alloy. The QR 1, as the name implies, has a quick release lever, making seat height adjustments a snap. Weighing just 30 grams 1. 1 ounces in the 31. 8 size, its as lightweight as it is tough. The head of the lever and the face of the clamp are given a proprietary low friction surface treatment that ensures smooth lever action for the life of the clamp without the need for a
QR-1 seatpost clamps are cold forged and CNC machined from 6061-T6 aluminum alloy. The QR-1, as the name implies, has a quick release lever, making seat height adjustments a snap. Weighing just 30 grams/1.1 ounces in the 31.8 size, it’s as lightweight as it is tough.- The head of the lever and the face of the clamp are given a proprietary low-friction surface treatment that ensures smooth lever action for the life of the clamp without the need for a bushing
- Laser-etched graphics and stainless steel hardware
Product Specifics
- Material: Aluminum
- Type: Quick Release
- Color: Silver
- Diameter: 34.9
- Defined Color: Silver
Today's Stock Status
10+ Available to ship in 2-4 Business Days
UPC: Not available
EAN: 4711103651094
Manufacturer Part Number: SC21-0412QX35-SL
ST0887
182913-Q0-L
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.4 ★★★★★
Based on 1288 reviews
Sort
Product Reviews
★★★★★ 3
Runs small
Size: X-Large, Color: Navy
Runs small and is short. Nice dark navy color. I ordered a size up and it is still small.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 26, 2026
★★★★★ 5
Great tee
Size: X-Large, Color: Medium Grey Heather
It’s a nice cotton material…not thin, just perfect. After washing, it also kept its shape.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 18, 2026
★★★★★ 5
Wonderful t-shirts
Size: X-Large, Color: Medium Grey Heather
These t-shirts are well made and have a nice thick feel to them. The sizing is spot on.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 17, 2026
★★★★★ 5
Unpaid and honest review
Size: Small, Color: Navy
Nice fit ,lightweight ,good quality and very very affordable ,comfy.Recommended
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 10, 2026
★★★★★ 4
Runs small
Size: XX-Large, Color: Navy
Definitely go a size up. These run a whole size smaller than designated. Material is also heavier than a regular t-shirt. Quality seems okay
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 17, 2026