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Alpinestars Back Protector Nucleon Cell KR-R
As low as 178,00 € 209,00 €
+10 in stock
SKU
696-6505020-009
✕
Apparel for men
A. Body height: Take off your shoes and stand barefoot with your back against a wall to measure your body height to the top of your head
B. Chest circumference: Measure horizontally around the widest part of your chest.
C. Waist circumference: Measure horizontally around your waist.
D. Inseam: Inside leg measured from the crotch to the ground.
Men (regular sizes) | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
Ordering size | Intern. size | US size | US Pants size |
Body height (cm) |
Chest circumference (cm) |
Waist circumference (cm) |
Hip circumference (cm) |
Arm length (cm) |
Thigh circumference (cm) | Inseam (cm) |
40 | XXS | 30 | 24 | 150-156 | 78-82 | 64-68 | 79-83 | 49-50 | 48-49 | 71-72 |
42 | XXS-XS | 32 | 26 | 157-163 | 82-86 | 68-72 | 83-87 | 51-52 | 50-51 | 73-74 |
44 | XS | 34 | 28 | 164-167 | 86-90 | 72-76 | 87-91 | 53-54 | 52-53 | 75-76 |
46 | S | 36 | 30 | 168-171 | 90-94 | 76-80 | 91-95 | 55-56 | 54-55 | 77-78 |
48 | S-M | 38 | 32 | 172-175 | 94-98 | 80-84 | 95-99 | 57-58 | 56-57 | 79-80 |
50 | M-L | 40 | 34 | 176-179 | 98-102 | 84-88 | 99-103 | 59-60 | 58-59 | 81-82 |
52 | L | 42 | 36 | 180-183 | 102-106 | 88-92 | 103-107 | 61-62 | 60-61 | 83-84 |
54 | L-XL | 44 | 38 | 184-187 | 106-110 | 92-96 | 107-111 | 63-64 | 62-63 | 85-86 |
56 | XL-XXL | 46 | 40 | 188-191 | 110-114 | 96-100 | 111-115 | 65-66 | 64-65 | 87-88 |
58 | XXL | 48 | 42 | 192-195 | 114-118 | 100-104 | 115-119 | 67-68 | 66-67 | 89-90 |
60 | 3XL | 50 | 44 | 192-195 | 118-122 | 104-108 | 119-123 | 67-68 | 68-69 | 89-90 |
62 | 3XL-4XL | 52 | 46 | 196-199 | 122-126 | 108-112 | 123-127 | 69-70 | 70-71 | 91-92 |
64 | 4XL | 54 | 48 | 196-199 | 126-130 | 112-116 | 127-131 | 69-70 | 72-73 | 91-92 |
66 | 5XL | 56 | 50 | 196-199 | 130-134 | 116-120 | 131-136 | 69-70 | 74-75 | 91-92 |
68 | 6XL | 56 | 50 | 196-199 | 134-138 | 120-124 | 136-140 | 69-70 | 76-77 | 91-92 |
Apparel for women
A body height: Take off your shoes and stand barefoot with your back against a wall to measure your body height to the top of your head.
B chest circumference: Measure horizontally around the widest part of your chest.
C waist circumference: Measure horizontally around your waist.
D inseam: Inside leg measured from the crotch to the ground.
Women (regular sizes) | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
Ordering size | Intern. size | US size | US pants size |
Body height (cm) |
Chest circumference (cm) |
Waist circumference (cm) |
Hip circumference (cm) |
Arm length (cm) |
Thigh circumference (cm) | Inseam (cm) |
36 | XXS | 0 | 22 | 157-160 | 78-82 | 58-62 | 82-86 | 50-51 | 50-51 | 72-73 |
38 | XXS-XS | 2 | 24 | 161-164 | 82-86 | 62-66 | 86-90 | 52-53 | 52-53 | 74-75 |
40 | XS | 4 | 26 | 165-168 | 86-90 | 66-70 | 90-94 | 54-55 | 54-55 | 76-77 |
42 | S | 6 | 28 | 169-172 | 90-94 | 70-74 | 94-98 | 56-57 | 56-57 | 78-79 |
44 | M | 8 | 30 | 173-176 | 94-98 | 74-78 | 98-102 | 58-59 | 58-59 | 80-81 |
46 | M-L | 10 | 32 | 177-180 | 98-102 | 78-82 | 102-106 | 60-61 | 60-61 | 82-83 |
48 | L-XL | 12 | 34 | 181-184 | 102-106 | 82-86 | 106-110 | 62-63 | 62-63 | 84-85 |
50 | XL-XXL | 14 | 16 | 181-184 | 106-110 | 86-90 | 110-114 | 62-63 | 64-65 | 84-85 |
52 | XXL-3XL | 16 | 38 | 185-188 | 110-114 | 90-94 | 114-118 | 64-65 | 66-67 | 86-87 |
54 | 3XL | 18 | 40 | 185-188 | 114-118 | 94-98 | 118-122 | 64-65 | 68-69 | 86-87 |
Apparel for Kids
Kids (regular sizes) | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
Ordering size | Intern. size | US pants size | Age |
Body height (cm) |
Chest circumference (cm) |
Waist circumference (cm) |
Hip circumference (cm) |
Arm length (cm) |
Thigh circumference (cm) | Inseam (cm) |
120 | S | 22 | 6 | 120-130 | 60,5-65,5 | 54-58 | 68-72 | 40-44 | 40-42 | 51,1-56,5 |
130 | M | 24 | 7-8 | 130-140 | 65,5-70,5 | 58-62 | 72-76 | 44-48 | 42-44 | 56,5-61,5 |
140 | L | 26 | 9-10 | 140-150 | 70,5-75,5 | 62-66 | 76-80 | 48-52 | 44-46 | 61,5-66,5 |
150 | XL | 28 | 11-12 | 150-160 | 75,5-80,5 | 66-70 | 80-84 | 52-56 | 46-48 | 66,5-71,5 |
Helmet sizes
A. Use a measuring tape around the widest point of your head (approx. 1 cm above the ears) to get the correct measurement for a helmet.
Apply the calculated value from the table.
Helmet sizes | |||||||||
---|---|---|---|---|---|---|---|---|---|
Ordering size | XS | S | M | L | XL | XXL | |||
Head circumference (cm) | 53-54 | 55-56 | 57-58 | 59-60 | 61-62 | 63-64 |
Boots and Shoes
A. Place both feet on a sheet of paper. Draw a vertical line to mark the tip and heel end of your foot.
B. Measure the lengths of both feet.
C. Compare the length of the bigger foot with the size table to find your perfect shoe size.
Recommendation: Apinestars BOOT sizes are usually considered slightly narrow and 1 size smaller that usual EU sizes by customers.
Men's Boots | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
EU size | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 |
US size | 3,5 | 4 | 5 | 6 | 6,5 | 7,5 | 8 | 9 | 9,5 | 10,5 | 11,5 | 12 | 12,5 | 13,5 | 14 |
JPN size | 22,5 | 23 | 24 | 25 | 25,5 | 26 | 26,5 | 27,5 | 28,5 | 29,5 | 30 | 30,5 | 31,5 | 32 | 33 |
Men's Shoes | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
EU size | 37 | 37,5 | 38 | 38,5 | 39 | 40 | 40,5 | 41 | 42 | 42,5 | 43 | 43,5 | 44 | 45 | 45,5 | 46 | 47 | 47,5 | 48 |
US size | 5 | 5,5 | 6 | 6,5 | 7 | 7,5 | 8 | 8,5 | 9 | 9,5 | 10 | 10,5 | 11 | 11,5 | 12 | 12,5 | 13 | 13,5 | 14 |
JPN size | 23 | 23,5 | 24 | 24,5 | 25 | 25,5 | 25,5 | 26 | 26,5 | 27 | 27,5 | 28 | 28,5 | 29,5 | 29,5 | 30 | 30,5 | 31 | 31,5 |
Women's Boots | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
EU sizes | 35 | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | |||
US sizes | 4 | 5 | 6 | 7 | 8 | 8,5 | 9 | 10 | 11 | 11,5 | |||
JPN sizes | 22 | 22,5 | 23 | 24 | 25 | 25,5 | 26 | 26,5 | 27,5 | 28 |
Women's Shoes | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
EU size | 36 | 37 | 37,5 | 38 | 38,5 | 39 | 40 | 40,5 | 41 | 42 | 42,5 | 43 | 43,5 | 44 |
US size | 3,5 | 4 | 5 | 6 | 6,5 | 7,5 | 8 | 9 | 9,5 | 10,5 | 11,5 | 12 | 12,5 | 13,5 |
JPN size | 22,5 | 23 | 24 | 25 | 25,5 | 26 | 26,5 | 27,5 | 28,5 | 29,5 | 30 | 30,5 | 31,5 | 32 |
Gloves
A. Measure the circumference of your hand at the widest point around your palm to find the correct glove size.
B. Copy the value into the table.
Gloves | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Ordering size | Men: | S | M | L | XL | XXL | 3XL | Women: | XS | S | M | L | XL |
Hand circumference (cm) | 17,3-20,3 | 20,3-21,6 | 21,6-22,9 | 22,9-24,1 | 24,1-25,4 | 25,4-27,9 | 16,5-17,8 | 17,8-19 | 19-20,3 | 20,3-21,6 | 21,6-22,9 |
Protectors
Men's protector jackets | ||||
---|---|---|---|---|
Ordering size | Intern. size |
Body height (cm) |
Chest circumference (cm) |
Waist to shoulder (cm) |
XS | XS | 157-166 | 82-90 | 38-43 |
S | S | 166-173 | 90-96 | 38-43 |
M | M | 173-178 | 96-101 | 43-48 |
L | L | 178-185 | 101-108 | 43-48 |
XL | XL | 185-190 | 108-112 | 48-51 |
XXL | XXL | 190-195 | 112-118 | 48-51 |
Women's protector jackets | ||||
---|---|---|---|---|
Ordering size | Intern. size |
Body height (cm) |
Chest circumference (cm) |
Waist to shoulder (cm) |
S | S | 169-172 | 86-90 | 38-43 |
M | M | 172-176 | 90-94 | 43-48 |
L | L | 176-180 | 94-98 | 43-48 |
Kid's protector jackets | ||||
---|---|---|---|---|
Ordering size | Age |
Body height (cm) |
Chest circumference (cm) |
Waist to shoulder (cm) |
S/M | 6-8 | 120-140 | 60-70 | 30-35 |
L/XL | 9-12 | 140-160 | 70-80 | 35-40 |
Men's chest protectors | ||||
---|---|---|---|---|
Ordering size | Intern. size |
Body height (cm) |
Chest circumference (cm) |
Waist to shoulder (cm) |
XS/S | XS/S | 157-173 | 82-96 | 38-43 |
M/L | M/L | 173-185 | 96-108 | 43-48 |
XL/XXL | XL/XXL | 185-198 | 108-118 | 48-51 |
Nucleon back protectors KR-1 / KR-2 / KR-R | |||||
---|---|---|---|---|---|
Ordering size | XS | S | M | L | XL |
Waist belt (cm) | 41 | 44 | 47 | 51 | 54 |
Dimension | Small | Medium | Medium | Large | Large |
Nucleon back protectors KR-1I / KR-2I | ||||
---|---|---|---|---|
Ordering size | Intern. size |
Body height (cm) |
Waist circumference (cm) |
Waist to shoulder (cm) |
S | S | 144-167 | 68-76 | 38-43 |
M | M | 164-183 | 76-88 | 43-48 |
L | L | 180-195 | 88-111 | 48-51 |
Nucleon chest protectors KR-C / KR-CI / KR-CIR Men | ||||
---|---|---|---|---|
Ordering size | Intern. size |
Body height (cm) |
Chest circumference (cm) |
Waist circumference (cm) |
XS/S (Type A) | XS/S | 156-163 | 82-86 | 68-72 |
XS/S (Type A) | XS/S | 163-167 | 86-90 | 72-76 |
XS/S (Type A) | XS/S | 167-171 | 90-94 | 76-80 |
XS/S (Type A) | XS/S | 171-175 | 94-98 | 80-84 |
M/L/XL (Type B) | M/L/XL | 175-179 | 98-102 | 84-88 |
M/L/XL (Type B) | M/L/XL | 179-183 | 102-106 | 88-92 |
M/L/XL (Type B) | M/L/XL | 183-187 | 106-110 | 92-96 |
M/L/XL (Type B) | M/L/XL | 187-191 | 110-114 | 96-100 |
M/L/XL (Type B) | M/L/XL | 191-195 | 114-118 | 100-104 |
M/L/XL (Type B) | M/L/XL | 191-195 | 118-122 | 104-108 |
M/L/XL (Type B) | M/L/XL | 195-199 | 122-126 | 108-112 |
M/L/XL (Type B) | M/L/XL | 195-199 | 126-130 | 112-116 |
Men's knee protectors - measure the upper leg 10cm above the center of the knee cup | ||
---|---|---|
Ordering size | Upper leg circumference (cm) |
Calf circumference (cm) |
S/M | 39-45 | 32-38 |
L/XL | 45-50 | 38-43 |
Men's ellbow protectors - measure at the widest muscle circumference | ||
---|---|---|
Ordering size | Upper arm circumference (cm) |
Lower arm circumference (cm) |
S/M | 23-29 | 20-28 |
L/XL | 29-35 | 28-34 |
Bionic knee brace - measure knee cup width at the center | ||||
---|---|---|---|---|
Ordering size | S | M | L | XL |
Width (cm) | 10,6-11,4 | 11,4-12,2 | 12,2-13 | 13-13,8 |
The Nucleon KR-R hybrid back protector is an innovative track and race back protector. With performance cooling, flexibility, and anatomical contouring, this hybrid of hard shell and energy absorption viscoelastic memory foam is lightweight and breathable for optimized protection and comfort. Features include waist adjustment for a customized fit, a snap-on system to fix the protector to a suit or jacket, and a slim vented kidney belt for added security.
The Nucleon KR-R hybrid back protector is an innovative track and race back protector. With performance cooling, flexibility, and anatomical contouring, this hybrid of hard shell and energy absorption viscoelastic memory foam is lightweight and breathable for optimized protection and comfort. Features include waist adjustment for a customized fit, a snap-on system to fix the protector to a suit or jacket, and a slim vented kidney belt for added security.
Developed in three waist-to-shoulder dimensions in order to cover all body sizes.
Highly perforated for maximum breathability and ventilation.
The ergonomically designed protector contours to the natural curve of the back ensuring an optimum fit while riding.
Horizontal flexion grooves for an adaptive fit in different riding positions.
The NUCLEON KR-R CELL is an innovative Level 2 CE-certified track and race back protector.
The new Cell Technology back protector is constructed from a high performance polymeric material blend for optimized flexibility and excellent weight saving properties.
Extended lower back protector offers more protection to the rider.
Compatible with the Nucleon KR-TB protector for extended lower spine protection.
Height adjustable kidney belt featuring dual hook and loop closure system for easy, secure closure.
Soft Bio-Foam padded chassis for maximum comfort.
Brand | Alpinestars |
---|---|
SKU | 696-6505020-009 |
gtin | 696-6505020-009 |
Product type | Back protectors |
Person | Men's / Unisex |