*updated with micrometer measurements No. 4 Lee-Enfield Long Branch Bolt Head Set (Sizes 0–5)

Selling a complete 6-piece progression set of No. 4 Lee-Enfield bolt heads, spanning from Size 0 through Size 5. All six pieces feature the Canadian Long Branch (LB) stamp on the forging base.

 Manufacturer: Long Branch (LB marked)

 Condition: Good used condition with clean threads

 Components: Fully assembled with extractors and extractor springs installed

 Price: $450

 Shipping: Available across Canada

Bolt Head Size Spectrum (Nominal / Target Lengths):

(Full progression ranging from standard factory specs up to extended oversized top-end lengths)

 Size 0: ~0.627 in (15.93 mm) – Standard Base

 Size 1: ~0.631 in (16.03 mm) – Standard Step

 Size 2: ~0.634 in (16.10 mm) – Standard Step

 Size 3: ~0.638 in (16.21 mm) – Standard Factory Limit

 Size 4: ~0.641 in (16.28 mm) – Extended Top End

 Size 5: ~0.644 in (16.36 mm) – Maximum Extended Top End

Ideal set for a Lee-Enfield builder, gunsmith correcting headspace across the full size spectrum, or as a reference display for a military surplus collector. (Note: Sizes 0–3 cover standard factory ranges, while Sizes 4 and 5 represent rare extended top-end sizes on genuine Long Branch forgings).