IMG_1635167
IMG_1802400

Product description

Designed for 28.6 mm frames. Length: 300 mm.

Replace seat post suitable to your saddle post.Diameter: 28.6 mm

BTWIN

Seat post 28.6 300 mm - black

QAR 84.00 ٨٤.٠٠ر.ق

Size Guide

Size Guide

Size Guide

MEN'S
Tops
Size Chest (in) Waist (in)
XS 33.1 – 34.3 27.6 – 28.7
S 34.6 – 35.8 29.1 – 30.3
M 36.2 – 37.4 30.7 – 31.9
L 37.8 – 40.6 32.3 – 35.0
XL 40.9 – 44.5 35.4 – 39.4
2XL 44.9 – 48.4 39.8 – 43.7
3XL 48.8 – 53.1 44.1 – 48.4
Bottoms
Size Low hip (in) Waist (in)
XS 31.5 – 33.5 26.0 – 28.0
S 33.9 – 35.8 28.3 – 30.3
M 36.2 – 38.2 30.7 – 32.7
L 38.6 – 40.9 33.1 – 35.0
XL 41.3 – 43.7 35.4 – 38.2
2XL 44.1 – 46.5 38.6 – 41.3
3XL 46.9 – 49.6 41.7 – 44.5
HOW TO MEASURE:

Head: Wrap a tape measure around your head, above your eyebrows. Make sure it is parallel to the floor when you're looking straight ahead.

Chest: Wrap a tape measure around your back and measure the fullest part of your chest. Make sure it's straight and parallel to the floor. Look straight ahead, tighten the tape and breathe normally.

Waist: Wrap a tape measure around the narrowest part of your waist, above your belly button. Raise your head, tighten the tape and breathe normally.

Hand: Hold a tape measure at the bend of the thumb. Wrap around your palm.

WOMEN'S
Tops
Size Low hip (in) Waist (in)
2XS 31.5 – 32.7 22.8 – 24.4
XS 33.1 – 34.3 24.4 – 25.6
S 34.6 – 35.8 26.0 – 27.2
M 36.2 – 37.4 27.6 – 28.7
L 37.8 – 40.6 29.1 – 33.1
XL 40.9 – 44.5 33.5 – 37.8
2XL 44.9 – 48.4 38.2 – 42.5
Bottoms
Size Low hip (in) Waist (in)
2XS 31.1 – 33.5 23.6 – 24.8
XS 33.5 – 35.4 25.2 – 26.8
S 35.4 – 37.8 27.2 – 28.7
M 37.8 – 40.2 29.1 – 31.1
L 40.2 – 42.5 31.5 – 33.9
XL 42.5 – 44.9 34.3 – 36.6
2XL 44.9 – 47.2 37.0 – 39.4
Bra
Size Bust (in) Underbust (in)
2XS 30.7 – 31.5 24.8 – 26.4
XS 31.5 – 33.5 24.8 – 28.3
S 33.5 – 35.4 26.8 – 30.3
M 35.4 – 37.4 28.7 – 32.3
L 37.4 – 39.4 30.7 – 34.3
XL 39.4 – 41.3 32.7 – 36.2
2XL 41.3 – 43.3 34.6 – 38.2
HOW TO MEASURE:

Head: Wrap a tape measure around your head, above your eyebrows. Make sure it is parallel to the floor when you're looking straight ahead.

Bust: Wrap a tape measure around your back and measure the fullest part of your bust. Make sure it's straight and parallel to the floor. Look straight ahead, tighten the tape and breathe normally.

Underbust: Directly below the bust, wrap a tape measure around the ribcage. Make sure it's straight and parallel to the floor. Raise your head, tighten the tape and breathe normally.

Waist: Wrap a tape measure around the narrowest part of your waist, above your belly button. Raise your head, tighten the tape and breathe normally.

Hips: Wrap a tape measure around the fullest part of your hips.

Hand: Hold a tape measure at the bend of the thumb. Wrap around your palm.

KIDS'
Boys
Age Height (in) Chest (in) Waist (in) Low hip (in)
6 months 24.0 – 27.2 16.5 – 16.9 14.6 – 15.2 16.5 – 17.1
9 months 27.6 – 28.3 16.9 – 17.3 15.2 – 15.6 17.1 – 17.7
12 months 28.7 – 29.5 17.3 – 17.7 15.6 – 16.1 17.7 – 18.5
18 months 29.9 – 31.9 18.1 – 18.5 16.3 – 16.9 18.5 – 19.3
24 months 32.3 – 34.6 18.9 – 19.3 17.3 – 18.1 19.3 – 20.3
2 – 3 years 35.0 – 37.4 19.7 – 20.1 18.1 – 18.9 20.3 – 20.9
3 – 4 years 37.8 – 40.2 20.5 – 21.3 19.3 – 20.1 21.3 – 22.4
4 – 5 years 40.6 – 44.1 21.7 – 22.4 20.1 – 20.9 22.8 – 24.0
5 – 6 years 44.5 – 48.0 22.8 – 23.6 20.9 – 21.7 24.4 – 25.6
7 – 8 years 48.4 – 51.2 24.4 – 24.8 21.7 – 22.4 26.0 – 27.2
8 – 9 years 51.6 – 55.1 25.2 – 26.4 22.8 – 23.6 27.6 – 28.7
10 – 11 years 55.5 – 59.1 26.8 – 28.7 24.0 – 25.2 29.1 – 30.3
12 – 13 years 59.4 – 63.0 29.1 – 31.5 25.6 – 27.2 30.7 – 33.1
14 – 15 years 63.4 – 67.7 31.9 – 34.6 27.6 – 29.1 33.5 – 35.8
Girls
Age Height (in) Chest (in) Waist (in) Low hip (in)
6 months 24.0 – 27.2 15.4 – 16.9 13.4 – 15.2 15.4 – 17.1
9 months 27.6 – 28.3 16.9 – 17.3 15.2 – 15.6 17.1 – 17.7
12 months 28.7 – 29.5 17.3 – 17.7 15.6 – 16.1 17.7 – 18.5
18 months 29.9 – 31.9 18.1 – 18.5 16.3 – 16.9 18.5 – 19.3
24 months 32.3 – 34.6 18.9 – 19.3 17.3 – 18.1 19.3 – 20.3
2 – 3 years 35.0 – 37.4 19.7 – 20.1 18.1 – 18.9 20.3 – 20.9
3 – 4 years 37.8 – 40.2 20.5 – 21.3 19.3 – 20.1 21.3 – 22.4
4 – 5 years 40.6 – 44.1 21.7 – 22.4 20.1 – 20.9 22.8 – 24.0
5 – 6 years 44.5 – 48.0 22.8 – 23.6 20.9 – 21.7 24.4 – 25.6
7 – 8 years 48.4 – 51.2 24.4 – 24.8 21.7 – 22.4 26.0 – 27.2
8 – 9 years 51.6 – 55.1 25.2 – 26.4 22.8 – 23.6 27.6 – 28.7
10 – 11 years 55.5 – 58.3 26.8 – 28.0 24.0 – 24.8 29.1 – 31.9
12 – 13 years 58.7 – 62.6 28.3 – 31.9 25.2 – 26.4 32.3 – 35.0
14 – 15 years 63.0 – 65.4 32.3 – 33.9 26.8 – 28.0 35.4 – 36.6
HOW TO MEASURE:

Height: Stand against a wall, barefoot or in socks, heels pasted to the wall. Stand right, then hold a book or flat object on the top of your head. Block the book, mark the bottom edge of the book. Measure the distance from the floor to the mark.

Head: Wrap a tape measure around your head, above your eyebrows. Make sure it is parallel to the floor when your head is straight.

Hand: Hold a tape measure at the bend of the thumb. Wrap around your palm.

FOOTWEAR
Men's Footwear
US Size Foot length (in) EU Size Foot length (cm)
6 9.6 38.5 24.5
6.5 9.6 39 24.5
7 9.8 39.5 25
7.5 10 40 25.5
7.5 10 40.5 25.5
8 10.2 41 26
8.5 10.4 41.5 26.5
9 10.4 42 26.5
9.5 10.6 42.5 27
9.5 10.8 43 27.5
10 11 43.5 27.5
10.5 11 44 28
11 11.2 44.5 28.5
11.5 11.2 45 28.5
11.5 11.4 45.5 29
12 11.6 46 29.5
12.5 11.6 46.5 29.5
Women's Footwear
US Size Foot length (in) EU Size Foot length (cm)
4 8.25 34 20.8
4.5 8.5 34.5 21.3
5 8.7 35 22
5.5 8.9 35.5 22.5
5.5 8.9 36 22.5
6 9.1 36.5 23
6.5 9.3 37 23.5
7 9.3 37 23.5
7.5 9.4 38 24
7.5 9.6 38.5 24.5
8 9.6 39 24.5
8.5 9.8 39.5 25
9 10 40 25.5
9 10 40.5 25.5
9.5 10.2 41 26
10 10.4 41.5 26.5
10.5 10.4 42 26.5
Unisex Footwear
Women's / Men's US Size Foot length (in) EU Size Foot length (cm)
W5 / M3.5 8.6 35 21.9
W5.5 / M4 8.9 36 22.5
W6 / M4.5 9.1 36.5 23
W6.5 / M5 9.3 37 23.5
W7 / M5.5 9.3 37.5 23.5
W7.5 / M6 9.4 38 24
W8 / M6.5 9.6 39 24.5
W8.5 / M7 9.8 39.5 25
W9 / M7.5 10 40 25.5
W9.5 / M8 10.2 41 26
W10 / M8.5 10.4 41.5 26.5
W10.5 / M9 10.4 42 26.5
W11 / M9.5 10.8 43 27.5
W11.5 / M10 11 43.5 27.5
W12 / M10.5 11 44 28
W12.5 / M11 11.2 44.5 28.5
W13 / M11.5 11.2 45 28.5
W14 / M12 11.6 46 29.5
W15 / M13 11.8 47 30
W16 / M13.5 12 48 30.5
HOW TO MEASURE:

Foot length: Stand against a wall, heels touching the wall. Put an object (e.g. book) against your longest toe. Measure the length between the wall and the object. Repeat this process for the other foot. If the lengths are different, choose the largest.

ACCESSORIES
Headwear (Caps, Beanies, Hats)
US Size Head (in)
2XS 18.5 – 19.7
XS 19.7 – 20.9
S 20.9 – 22.0
M 22.0 – 23.2
L 23.2 – 24.4
Helmets
US Size Head (in)
2XS 17.3 – 19.3
XS 18.5 – 20.5
S 20.5 – 21.7
M 21.7 – 23.2
L 23.2 – 24.4
Gloves
Size Palm perimeter (in) Hand length (in)
2XS 7.0 – 7.3 6.3 – 6.6
XS 7.3 – 7.6 6.7 – 6.9
S 7.6 – 7.9 7.0 – 7.2
M 8.0 – 8.2 7.2 – 7.4
L 8.3 – 8.5 7.4 – 7.7
XL 8.6 – 8.9 7.7 – 7.9
2XL 8.9 – 9.2 8.0 – 8.1
3XL 9.2 – 9.5 8.2 – 8.4
HOW TO MEASURE:

Head: Wrap a tape measure around your head, above your eyebrows. Make sure it is parallel to the floor when your head is straight.

Hand: Hold a tape measure at the bend of the thumb. Wrap around your palm.

BIKES
Kids' Bikes
Bike size Height (ft)
12" 2'5" – 3'0"
14" 3'0" – 3'5"
16" 3'5" – 3'11"
20" 3'11" – 4'5"
24" 4'5" – 5'1"
Road & Gravel Bikes
Bike size Height (ft)
XS 5'1" – 5'5"
S 5'5" – 5'8"
M 5'8" – 5'11"
L 5'11" – 6'2"
XL 6'2" – 6'7"
Mountain Bikes
Bike size Height (ft)
S 4'11" – 5'5"
M 5'5" – 5'9"
L 5'9" – 6'0"
XL 6'0" – 6'7"
Ref: 8400844
Size: Unique size
Color : black
In stock
Available in store

Seat post 28.6 300 mm - black

8400844 / Unique size / black

Decathlon Mall of Qatar

Low stock (2 left)
Mall of Qatar
+974 4495 9080
Opening hours

Mon–Thu & Sun: 10:00–22:00 | Fri: 10:00–00:00 | Sat: 10:00–23:00

Our Stores

Decathlon Villaggio Mall

In stock
Villaggio Mall
+974 4495 9080
Opening hours

Mon–Thu & Sun: 09:00–22:00 | Fri: 12:30–23:00 | Sat: 09:00–23:00

Our Stores
Home Delivery 4 - 6 Days
Up to 2-year warranty
Secure Payments

Product description

Designed for 28.6 mm frames. Length: 300 mm.

Replace seat post suitable to your saddle post.Diameter: 28.6 mm
Description

Designed for 28.6 mm frames. Length: 300 mm.

Technical specifications

Diameter: 28.6 mm Length: 300 mm Inclination adjustment: Yes Material: Aluminium 6061 Saddle clamp tightening torque: 16-18 Nm Inserting limit: Yes

Assembly tips

Remember not to exceed insertion limit into the bike frame. Make sure there is no dirt on the seat post. Apply a little bit of grease on seat post, making it easier to slide seat up and down, and prevent any water or dirt getting into the frame.

Maintenance tips:

Make sure you regularly tighten up the screws on your seat post clamp to maintain seat comfort and prevent premature wearing.

Need any help?

The technicians at your Decathlon store are at your service to help you replace your bike parts. Feel free to ask them for help!

Bike compatibility

Original bike: Elops 940 E HF City Elec. Bike: 8379382 Elops 940 E LF City Electric Bike: 8379378

Replace seat post suitable to your saddle post.Diameter: 28.6 mm

Repair

Repair your bike and give it a new lease of life!

Compatibility

For 28.6 mm frames and saddles with rails

Robustness

Body and saddle clamp made from 6061 aluminium.

Ease of use

Adjustable and inclinable seat clamp.

Designed for 28.6 mm frames. Length: 300 mm.

Designed for 28.6 mm frames. Length: 300 mm.

Technical specifications

Diameter: 28.6 mm Length: 300 mm Inclination adjustment: Yes Material: Aluminium 6061 Saddle clamp tightening torque: 16-18 Nm Inserting limit: Yes

Assembly tips

Remember not to exceed insertion limit into the bike frame. Make sure there is no dirt on the seat post. Apply a little bit of grease on seat post, making it easier to slide seat up and down, and prevent any water or dirt getting into the frame.

Maintenance tips:

Make sure you regularly tighten up the screws on your seat post clamp to maintain seat comfort and prevent premature wearing.

Need any help?

The technicians at your Decathlon store are at your service to help you replace your bike parts. Feel free to ask them for help!

Bike compatibility

Original bike: Elops 940 E HF City Elec. Bike: 8379382 Elops 940 E LF City Electric Bike: 8379378

Replace seat post suitable to your saddle post.Diameter: 28.6 mm

Repair

Repair your bike and give it a new lease of life!

Compatibility

For 28.6 mm frames and saddles with rails

Robustness

Body and saddle clamp made from 6061 aluminium.

Ease of use

Adjustable and inclinable seat clamp.

Designed for 28.6 mm frames. Length: 300 mm.