REPLACEMENT RAIL AND SCOPE MOUNT SCREWS
Imperial thread replacement / upgrade screws.
REPLACEMENT RAIL BASE / SCOPE MOUNT SCREWS

£4.80p for four or
£7.68p for eight
Torx T10 countersunk heads.
Thread type ~ 6-48.
Thread length ~ 0.128″ / 3.26mm.
Overall length ~ 0.211″ / 5.36mm.
Head diameter ~ 0.213″ / 5.41mm.
OPTION A-i

£4.80p for four or
£7.68p for eight
Torx T10 countersunk heads.
Thread type ~ 6-48.
Thread length ~ 0.167″ / 4.25mm.
Overall length ~ 0.250″ / 6.35mm.
Head diameter ~ 0.213″ / 5.41mm.
OPTION A-ii

£4.80p for four or
£7.68p for eight
Torx T15 socket heads.
Thread type ~ 6-48.
Thread length ~ 0.182″ / 4.62mm.
Overall length ~ 0.300″ / 7.62mm.
Head diameter ~ 0.196″ / 5.00mm.
OPTION C

£4.80p for four or
£7.68p for eight
Torx T15 socket heads.
Thread type ~ 6-48.
Thread length ~ 0.25″ / 6.35mm.
Overall length ~ 0.34″ / 8.80mm.
Head diameter ~ 0.224″ / 5.70mm.
OPTION C-iia

£4.80p for four or
£7.68p for eight
Torx T15 socket heads.
Thread type ~ 6-48.
Thread length ~ 0.24″ / 6.1mm.
Overall length ~ 0.36″ / 9.25mm.
Head diameter ~ 0.196″ / 4.99mm.
OPTION C-iib

£4.80p for four or
£7.68p for eight
Torx T15 socket heads.
Thread type ~ 6-48.
Thread length ~ 0.50″ / 12.70mm.
Overall length ~ 0.64″ / 16.30mm.
Head diameter ~ 0.224″ / 5.70mm.
OPTION C-v

£4.80p for four or
£7.68p for eight
Torx T15 socket heads.
Thread type ~ 8-40.
Thread length ~ 0.25″ / 6.2mm.
Overall length ~ 0.359″ / 9mm.
Head diameter ~ 0.205″ / 5.27mm.
OPTION D

£4.80p for four or
£7.68p for eight
Torx T15 socket heads.
Thread type ~ 8-40.
Thread length ~ 0.118″ / 3.0mm.
Overall length ~ 0.25″ / 6.2mm.
Head diameter ~ 0.235″ / 6.0mm.
OPTION E
*SPECIAL OFFER*
Buy any two packs or more for 20% offClick here for specs / dimensions guide at the end of the page.
Condition: New
For American spec rails, base mounts and scope rings.
For spares, replacements or upgrading.
Heat treated Torx head screws.
We also have #6-32 and #5-40 replacement screws available and,
Metric thread screws for European and some UK spec rails and mounts.
Also available:
Ruger 10/22 Rail Bases,
Remington 700 Rail Bases,
Torx Key Wrenches
Insert Torx Head Screws.
OPTION A can also be supplied in these overall lengths by special order:
0.213″, 0.315″, 0.375″ and 0.469″.
OPTION C can also be supplied in these overall lengths by special order:
0.225″, 0.25″, 0.335″, 0.375″ and 0.5″.
6-48 x 0.25″ countersunk T10 (A-ii):
Should be a good match for the factory screws on the Ruger 10/22 and Remington 700 rails.
Known as Countersunk / Oval / Weaver screws.


6-48 x 0.182″ T15 (C):
A good match for our multi-rail Ruger 10/22 rails.


6-48 x 0.24″ T15 (C-ii):
Should be a good match for the factory screws on Remington 700 Picatinny Rails
(longer screws).

6-48 x 0.25″ T15 (C-iii):
Should also be a good match for the factory screws on Remington 700 Picatinny Rails
(longer screws).
Lower profile socket heads ~ 5.7mm diameter x 2.45mm long.

6-48 x 0.50″ T15 (C-iv):

8-40 x 0.25″ T15:

8-40 x 0.12″ T15:

OTHER LENGTHS OF THE COUNTERSUNK / OVAL / WEAVER SCREWS,
AVAILABLE BY SPECIAL ORDER:
OPTION A can also be supplied in these overall lengths:
0.213″, 0.315″, 0.375″ and 0.469″.
OPTION C can also be supplied in these overall lengths:
0.225″, 0.25″, 0.335″, 0.375″ and 0.5″.

£4.80p for four or
£7.68p for eight
BY SPECIAL ORDER
Torx T10 countersunk heads.
Thread type ~ 6-48.
Thread length ~ 0.232″ / 5.90mm.
Overall length ~ 0.315″ / 8.00mm.
Head diameter ~ 0.213″ / 5.41mm.
OPTION A-iii

£4.80p for four or
£7.68p for eight
BY SPECIAL ORDER
Torx T10 countersunk heads.
Thread type ~ 6-48.
Thread length ~ 0.293″ / 7.43mm.
Overall length ~ 0.375″ / 9.53mm.
Head diameter ~ 0.213″ / 5.41mm.
OPTION A-iv

£4.80p for four or
£7.68p for eight
BY SPECIAL ORDER
Torx T10 countersunk heads.
Thread type ~ 6-48.
Thread length ~ 0.386″ / 9.81mm.
Overall length ~ 0.469″ / 11.91mm.
Head diameter ~ 0.213″ / 5.41mm.
OPTION A-v
OVERALL LENGTH | THREAD TYPE | THREAD LENGTH | HEAD TYPE | HEAD LENGTH | HEAD DIAMETER | CODE |
---|---|---|---|---|---|---|
OVERALL LENGTH | THREAD TYPE | THREAD LENGTH | HEAD TYPE | HEAD LENGTH | HEAD DIAMETER | CODE |
0.211″ / 5.36mm | #6-48 | 0.128″ / 3.26mm | COUNTERSUNK T-10 | 0.082″ / 2.10mm | 0.213″ / 5.41mm | A-i |
0.250″ / 6.35mm | #6-48 | 0.167″ / 4.25mm | COUNTERSUNK T-10 | 0.082″ / 2.10mm | 0.213″ / 5.41mm | A-ii |
0.315″ / 8.00mm | #6-48 | 0.232″ / 5.90mm | COUNTERSUNK T-10 | 0.082″ / 2.10mm | 0.213″ / 5.41mm | A-iii |
0.375″ / 9.53mm | #6-48 | 0.293″ / 7.43mm | COUNTERSUNK T-10 | 0.082″ / 2.10mm | 0.213″ / 5.41mm | A-iv |
0.469″ / 11.91mm | #6-48 | 0.386″ / 9.81mm | COUNTERSUNK T-10 | 0.082″ / 2.10mm | 0.213″ / 5.41mm | A-v |
0.271″ / 6.90mm | #6-48 | 0.141″ / 3.60mm | SOCKET T-15 | 3.3mm | 0.196″ / 5.00mm | B |
0.300″ / 7.62mm | #6-48 | 0.182″ / 4.62mm | SOCKET T-15 | 3.0mm | 0.196″ / 5.00mm | C |
0.354″ / 9.00mm | #6-48 | 0.225″ / 6.00mm | SOCKET T-15 | 3.6mm | 0.224″ / 5.70mm | C-i |
0.34″ / 8.80mm | #6-48 | 0.25″ / 6.35mm | SOCKET T-15 | 2.45mm | 0.224″ / 5.70mm | C-iia |
0.36″ / 9.25mm | #6-48 | 0.24″ / 6.10mm | SOCKET T-15 | 3.15mm | 0.196″ / 4.99mm | C-iib |
TBC | #6-48 | 0.335″ | SOCKET T-15 | 2.6mm | 0.200″ / 5.10mm | C-iii |
TBC | #6-48 | 0.375″ | SOCKET T-15 | 2.6mm | 0.200″ / 5.10mm | C-iv |
0.64″ / 16.30mm | #6-48 | 0.50″ / 12.70mm | SOCKET T-15 | 3.6mm | 0.224″ / 5.70mm | C-v |
0.359″ / 9.00mm | #8-40 | 0.25″ / 6.20mm | SOCKET T-15 | 2.8mm | 0.205″ / 5.27mm | D |
0.25″ / 6.20mm. | #8-40 | 0.118″ / 3.00mm | COUNTERSUNK T-15 | 5.94mm | 0.235″ / 6.00mm | E |