How to size
Gringo/S Helmet Size Chart
SIZE HEAD CIRCUMFERENCE (IN.) CM HAT SIZE SHELL SIZE (CM)
XS 20 7/8 - 21 3/8 53 - 54.25 6 5/8 - 6 7/8 53 - 54
S 21 1/2 - 22 54.5 - 55.75 6 7/8 - 7 1/8 55 - 56
M 22 1/8 - 22 5/8 56 - 57.25 7 1/8 - 7 3/8 57 - 58
L 22 3/4 - 23 1/4 57.5 - 58.75 7 3/8 - 7 5/8 59 - 60
XL 23 3/8 - 23 7/8 59 - 60.25 7 5/8 - 7 7/8 61 - 62
XXL 24 - 24 1/2 60.5 - 61.75 7 7/8 - 8 1/8

63 - 64

Note: Use head circumference (in.) dimension and not shell size when ordering

ADULT BILTWELL HELMETS
SIZE INCHES CM HAT SIZE
X-SMALL 20 1/4 - 20 3/4 51.5 - 52.75 6 1/2 - 6 5/8
SMALL 20 7/8 - 21 3/8 53 - 54.25 6 5/8 - 6 7/8
MEDIUM 21 1/2 - 22 54 - 55.75 6 7/8 - 7
LARGE 22 1/8 - 22 5/8 56 - 57.25 7 - 7 1/4
X-LARGE 22 3/4 - 23 1/4 57.5 - 58.75 7 1/4 - 7 1/2
XX-LARGE 23 3/8 - 23 7/8 59 - 60.25 7 1/2 - 7 5/8
ADULT LANE SPLITTER HELMET SIZE CHART
SIZE INCHES CENTIMETERS US HAT SIZE
XS 20 7/8 - 21 3/8 53-54 6 5/8 - 6 7/8
S 21 1/2 - 22 55-56 6 7/8 - 7 1/8
M 22 1/8 - 22 5/8 57-58 7 1/8 - 7 3/8
L 22 3/4 - 23 1/4 59-60 7 3/8 - 7 5/8
XL 23 3/8 - 23 7/8 61-62 7 5/8 - 7 7/8
XXL 24 - 24 1/2 63-64 7 7/8 - 8 1/8
GRINGO/S, BONANZA OPTIONAL/REPLACEMENT CHEEK PAD FIT CHART
HELMET SIZE REPLACEMENT CHEEK PAD THICKNESS OPTIONAL CHEEK PAD THICKNESS
XSMALL 33MM 38MM
SMALL 29MM 33MM
MEDIUM 25MM 29MM
LARGE 29MM 25MM
XLARGE 25MM 21MM
XXLARGE 21MM 16MM

Note: All optional sets are interchangeable with all size helmets

LANE SPLITTER CHEEK PAD SIZE CHART
HELMET SIZE STOCK CHEEK PAD THICKNESS (MM)
XS 29
S 24
M 29
L 24
XL 19
XXL 15

Note: Cheek pads will fit all helmet sizes

MEN'S INDIGO/ PRIME CUT COLLARED AND UNCOLLARED VESTS
SIZE (IN.) S M L XL XXL XXXL
CHEST 44 46 48 50 52 54
FRONT LENGTH 21 21.5 22 22.5 23 23.5
UNISEX BILTWELL GLOVES
SIZE XS S M L XL XXL
WIDTH ACROSS PALM 2-3/4 - 3 3 - 3 1/4 3 1/4 - 3 1/2 3 1/2 - 3 3/4 3 3/4 - 4 4 - 4 1/4
LENGTH FROM BASE OF HAND TO TOP OF MIDDLE FINGER 6-3/4 - 7 7 - 7 1/4 7 1/4 - 7 1/2 7 1/2 - 7 3/4 7 3/4 - 8 8 - 8 1/4