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5/3/1 - FSL
Intermediate–AdvancedFree

5/3/1 - FSL

FSL - Beefcake

Bruce Lombard
Bruce Lombard· Mar 2026
Free on iOS & Android

Overview

Length
4 weeks
Days / week
4 days
Level
Intermediate, Advanced
Goal
Muscle, Strength
Equipment
Garage Gym
Session length
60 min
5/3/1 - Boring but Big with First Set Last (Beefcake)

Who it's for

Athletes at the Intermediate–Advanced level
Athletes focused on gaining both size and strength
Athletes who can train 4 days per week
Athletes who train in a garage gym (barbell, rack, and basic free weights)

Muscle engagement

Front
Back
Abs
14.6%
Front Delts
10.6%
Triceps
10.6%
Quadriceps
10.6%
Glutes
10.6%
Hamstrings
10.6%
Lats
6.6%
Upper Back
6.6%
Middle Delts
5.3%
Chest
5.3%
Biceps
3.3%
Lower Back
2.6%
Adductors
2.6%
Week 1 Workouts
#ExerciseSetsRepsLoad
1Overhead Press (Barbell)15 reps65%
15 reps75%
15 reps85%
2Overhead Press (Barbell)110 reps65%
110 reps65%
110 reps65%
110 reps65%
110 reps65%
3Lat Pulldown110 reps
110 reps
110 reps
110 reps
110 reps
#ExerciseSetsRepsLoad
1Deadlift (Barbell)15 reps65%
15 reps75%
15 reps85%
2Deadlift (Barbell)110 reps65%
110 reps65%
110 reps65%
110 reps65%
110 reps65%
3Abs Crunch (Weighted)110–20 reps
110–20 reps
110–20 reps
110–20 reps
110–20 reps
#ExerciseSetsRepsLoad
1Bench Press (Barbell)15 reps65%
15 reps75%
15 reps85%
2Bench Press (Barbell)110 reps65%
110 reps65%
110 reps65%
110 reps65%
110 reps65%
3Lat Pulldown110 reps
110 reps
110 reps
110 reps
110 reps
#ExerciseSetsRepsLoad
1Squat (Barbell)15 reps65%
15 reps75%
15 reps85%
2Squat (Barbell)110 reps65%
110 reps65%
110 reps65%
110 reps65%
110 reps65%
3Abs Crunch (Weighted)110–20 reps
110–20 reps
110–20 reps
110–20 reps
110–20 reps

Weeks 2–4 are in the app

Download Boostcamp to follow the full program with auto-progression and built-in coaching notes.

Common questions

Yes, 5/3/1 - FSL is completely free to follow on Boostcamp. Download the app on iOS or Android, find the program, and start your first workout immediately. All 4 weeks are fully unlocked.

This program is built around a garage gym. Make sure you have consistent access before starting, since the progression model assumes you can perform the same movements week over week.

Each session typically takes around 60 minutes to complete. That estimate covers your working sets but doesn't account for warm-up or rest between sets, so budget a little extra time when you're first learning the movements.

5/3/1 - FSL is structured around 4 training days per week, with rest days built in to allow for recovery. The Boostcamp app lets you reschedule sessions if your week doesn't go to plan.

The program runs for 4 weeks. The structure is designed so that each week builds on the last, with weights, volume, or intensity progressively increasing as you go.

5/3/1 - FSL is available inside the Boostcamp app, free on iOS and Android. Once you download the app, you can search for the program by name. The app tracks all your sets and weights automatically, so you always know exactly what to do next session.

Get started

Boostcamp app
Auto-progressionWeights and targets update automatically based on how you perform.
Training logLog every set and track your weights automatically each session.
Progress trackingSee your strength gains over weeks and months with built-in analytics.
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