Skull Crusher

Skull Crusher shows average weight and strength standards as a reference for arms. Primary muscles: Triceps brachii, Biceps brachii.

Log Skull Crusher

Average weight: Intermediate

Reference for an intermediate lifter.

Men 43 kg

Women 22 kg

Skull Crusher: Average weight [1RM]

Level
Beginner	15 kg	6 kg
Novice	27 kg	13 kg
Intermediate	43 kg	22 kg
Advanced	63 kg	34 kg
Elite	86 kg	48 kg

Note: These standards are 1RM estimates based on average lifters. Bodyweight, age, and other personal factors can affect the values. See the detailed tables below.

Your current level

Calculate your Skull Crusher estimated 1RM and level

Estimate 1RM from the weight and reps you performed, then compare it with bodyweight standards.

This is an estimate. Technique, range of motion, and fatigue can change the result. See the method

Men by bodyweight (kg) [1RM]

Bodyweight	Beginner	Novice	Intermediate	Advanced	Elite
50	6	13	24	38	54
55	8	16	28	42	59
60	10	19	31	47	64
65	12	21	35	51	69
70	14	24	38	55	74
75	16	27	41	59	78
80	18	29	44	63	83
85	20	32	48	66	87
90	22	34	51	70	91
95	24	37	54	73	95
100	26	39	56	77	99
105	28	42	59	80	103
110	30	44	62	83	106
115	31	46	65	86	110
120	33	48	67	89	113
125	35	51	70	92	117
130	37	53	72	95	120
135	39	55	75	98	123
140	40	57	77	101	126

Men by age [1RM]

Age	Beginner	Novice	Intermediate	Advanced	Elite
15	13	23	37	54	73
20	15	27	42	62	84
25	15	27	43	63	86
30	15	27	43	63	86
35	15	27	43	63	86
40	15	27	43	63	86
45	15	26	41	60	81
50	14	24	39	56	76
55	13	23	36	52	71
60	12	21	33	48	64
65	10	19	30	43	58
70	9	17	26	39	52
75	8	15	24	34	47
80	8	13	21	31	42
85	7	12	19	28	37
90	6	11	17	25	34

Women by bodyweight (kg) [1RM]

Bodyweight	Beginner	Novice	Intermediate	Advanced	Elite
40	3	9	16	27	39
45	4	10	18	29	41
50	5	10	19	30	43
55	5	11	20	32	45
60	6	12	21	33	46
65	6	13	22	34	48
70	7	14	23	35	49
75	7	14	24	36	51
80	8	15	25	38	52
85	8	16	26	39	53
90	9	16	27	40	54
95	9	17	27	41	55
100	10	17	28	41	56
105	10	18	29	42	57
110	10	19	30	43	58
115	11	19	30	44	59
120	11	20	31	45	60

Women by age [1RM]

Age	Beginner	Novice	Intermediate	Advanced	Elite
15	5	11	19	29	41
20	6	12	22	33	47
25	6	13	22	34	48
30	6	13	22	34	48
35	6	13	22	34	48
40	6	13	22	34	48
45	6	12	21	33	46
50	5	11	20	31	43
55	5	10	18	28	40
60	5	10	17	26	36
65	4	9	15	23	33
70	4	8	14	21	29
75	3	7	12	19	26
80	3	6	11	17	24
85	3	6	10	15	21
90	2	5	9	14	19

Note: A standard gym barbell usually weighs 20 kg.

Muscles worked

Group	Muscles
Primary muscles	Triceps brachii, Biceps brachii
Secondary muscles	None
Stabilizers	Deltoids, External obliques
Grip	Forearm flexors

Track and analyze in the Shiba app

Review weight, reps, and progress in one place.

Log Skull Crusher in Shiba

How to read the table

Level	Description	Distribution
Beginner	Has learned proper form and trained consistently for at least 1 month.	Bottom 5%
Novice	Has trained consistently for at least 6 months.	Top 80%
Intermediate	Has trained consistently for at least 2 years.	Top 50%
Advanced	Has trained consistently for more than 5 years.	Top 20%
Elite	Has specialized in this exercise for more than 5 years.	Top 5%

More exercises

Arms

Triceps Rope Pushdown

Arms

One-Arm Tricep Pushdown

Arms

Dumbbell Triceps Extension

Arms / Dumbbell

Tricep Extension

Arms / Barbell

Lying Dumbbell Triceps Extension

Cable Overhead Extension

Arms / Cable

Machine Triceps Extension

Arms / Machine

Seated Dumbbell French Press

Arms / Dumbbell

Reverse-Grip Pushdown

Bodyweight	Beginner	Novice	Intermediate	Advanced	Elite
50	6	13	24	38	54
55	8	16	28	42	59
60	10	19	31	47	64
65	12	21	35	51	69
70	14	24	38	55	74
75	16	27	41	59	78
80	18	29	44	63	83
85	20	32	48	66	87
90	22	34	51	70	91
95	24	37	54	73	95
100	26	39	56	77	99
105	28	42	59	80	103
110	30	44	62	83	106
115	31	46	65	86	110
120	33	48	67	89	113
125	35	51	70	92	117
130	37	53	72	95	120
135	39	55	75	98	123
140	40	57	77	101	126

Age	Beginner	Novice	Intermediate	Advanced	Elite
15	13	23	37	54	73
20	15	27	42	62	84
25	15	27	43	63	86
30	15	27	43	63	86
35	15	27	43	63	86
40	15	27	43	63	86
45	15	26	41	60	81
50	14	24	39	56	76
55	13	23	36	52	71
60	12	21	33	48	64
65	10	19	30	43	58
70	9	17	26	39	52
75	8	15	24	34	47
80	8	13	21	31	42
85	7	12	19	28	37
90	6	11	17	25	34

Bodyweight	Beginner	Novice	Intermediate	Advanced	Elite
40	3	9	16	27	39
45	4	10	18	29	41
50	5	10	19	30	43
55	5	11	20	32	45
60	6	12	21	33	46
65	6	13	22	34	48
70	7	14	23	35	49
75	7	14	24	36	51
80	8	15	25	38	52
85	8	16	26	39	53
90	9	16	27	40	54
95	9	17	27	41	55
100	10	17	28	41	56
105	10	18	29	42	57
110	10	19	30	43	58
115	11	19	30	44	59
120	11	20	31	45	60

Age	Beginner	Novice	Intermediate	Advanced	Elite
15	5	11	19	29	41
20	6	12	22	33	47
25	6	13	22	34	48
30	6	13	22	34	48
35	6	13	22	34	48
40	6	13	22	34	48
45	6	12	21	33	46
50	5	11	20	31	43
55	5	10	18	28	40
60	5	10	17	26	36
65	4	9	15	23	33
70	4	8	14	21	29
75	3	7	12	19	26
80	3	6	11	17	24
85	3	6	10	15	21
90	2	5	9	14	19

Bodyweight	Beginner	Novice	Intermediate	Advanced	Elite
50	6	13	24	38	54
55	8	16	28	42	59
60	10	19	31	47	64
65	12	21	35	51	69
70	14	24	38	55	74
75	16	27	41	59	78
80	18	29	44	63	83
85	20	32	48	66	87
90	22	34	51	70	91
95	24	37	54	73	95
100	26	39	56	77	99
105	28	42	59	80	103
110	30	44	62	83	106
115	31	46	65	86	110
120	33	48	67	89	113
125	35	51	70	92	117
130	37	53	72	95	120
135	39	55	75	98	123
140	40	57	77	101	126

Age	Beginner	Novice	Intermediate	Advanced	Elite
15	13	23	37	54	73
20	15	27	42	62	84
25	15	27	43	63	86
30	15	27	43	63	86
35	15	27	43	63	86
40	15	27	43	63	86
45	15	26	41	60	81
50	14	24	39	56	76
55	13	23	36	52	71
60	12	21	33	48	64
65	10	19	30	43	58
70	9	17	26	39	52
75	8	15	24	34	47
80	8	13	21	31	42
85	7	12	19	28	37
90	6	11	17	25	34

Bodyweight	Beginner	Novice	Intermediate	Advanced	Elite
40	3	9	16	27	39
45	4	10	18	29	41
50	5	10	19	30	43
55	5	11	20	32	45
60	6	12	21	33	46
65	6	13	22	34	48
70	7	14	23	35	49
75	7	14	24	36	51
80	8	15	25	38	52
85	8	16	26	39	53
90	9	16	27	40	54
95	9	17	27	41	55
100	10	17	28	41	56
105	10	18	29	42	57
110	10	19	30	43	58
115	11	19	30	44	59
120	11	20	31	45	60

Age	Beginner	Novice	Intermediate	Advanced	Elite
15	5	11	19	29	41
20	6	12	22	33	47
25	6	13	22	34	48
30	6	13	22	34	48
35	6	13	22	34	48
40	6	13	22	34	48
45	6	12	21	33	46
50	5	11	20	31	43
55	5	10	18	28	40
60	5	10	17	26	36
65	4	9	15	23	33
70	4	8	14	21	29
75	3	7	12	19	26
80	3	6	11	17	24
85	3	6	10	15	21
90	2	5	9	14	19

Bodyweight	Beginner	Novice	Intermediate	Advanced	Elite
50	6	13	24	38	54
55	8	16	28	42	59
60	10	19	31	47	64
65	12	21	35	51	69
70	14	24	38	55	74
75	16	27	41	59	78
80	18	29	44	63	83
85	20	32	48	66	87
90	22	34	51	70	91
95	24	37	54	73	95
100	26	39	56	77	99
105	28	42	59	80	103
110	30	44	62	83	106
115	31	46	65	86	110
120	33	48	67	89	113
125	35	51	70	92	117
130	37	53	72	95	120
135	39	55	75	98	123
140	40	57	77	101	126

Age	Beginner	Novice	Intermediate	Advanced	Elite
15	13	23	37	54	73
20	15	27	42	62	84
25	15	27	43	63	86
30	15	27	43	63	86
35	15	27	43	63	86
40	15	27	43	63	86
45	15	26	41	60	81
50	14	24	39	56	76
55	13	23	36	52	71
60	12	21	33	48	64
65	10	19	30	43	58
70	9	17	26	39	52
75	8	15	24	34	47
80	8	13	21	31	42
85	7	12	19	28	37
90	6	11	17	25	34

Bodyweight	Beginner	Novice	Intermediate	Advanced	Elite
40	3	9	16	27	39
45	4	10	18	29	41
50	5	10	19	30	43
55	5	11	20	32	45
60	6	12	21	33	46
65	6	13	22	34	48
70	7	14	23	35	49
75	7	14	24	36	51
80	8	15	25	38	52
85	8	16	26	39	53
90	9	16	27	40	54
95	9	17	27	41	55
100	10	17	28	41	56
105	10	18	29	42	57
110	10	19	30	43	58
115	11	19	30	44	59
120	11	20	31	45	60

Age	Beginner	Novice	Intermediate	Advanced	Elite
15	5	11	19	29	41
20	6	12	22	33	47
25	6	13	22	34	48
30	6	13	22	34	48
35	6	13	22	34	48
40	6	13	22	34	48
45	6	12	21	33	46
50	5	11	20	31	43
55	5	10	18	28	40
60	5	10	17	26	36
65	4	9	15	23	33
70	4	8	14	21	29
75	3	7	12	19	26
80	3	6	11	17	24
85	3	6	10	15	21
90	2	5	9	14	19