Weaver
Weaver Standard Top Mount Aluminum Scope Base #63B Marlin Black
Product Details
This Weaver 1-Piece Top Mount Aluminum Base is available in a gloss black finish. It a very versatile mount and available for most firearms. The build is sold and durable and will start at the bottom of your Weaver base.
Weaver bases are available in side and top mounts as well as one- and two-piece sets. They attach to your firearm easily and will not require modifications. In fact they come with screws that are custom made to hard fasten to the bottom of your Weaver base.
Brand: Weaver | CA Prop 65: Yes | CA Prop 65 Chemical: Lead | Country of Origin: USA | Material: Aluminum | Ring & Mount Action: LA/SA | Ring & Mount Finish: Anodized | Ring & Mount Pieces: 1-Piece | Ring & Mount Type: Weaver Style | Warranty: Mfg Limited Lifetime Item Weight: 0.1000 lb UPC: 076683480699Specifications
| Brand | Weaver |
|---|---|
| UPC | 076683480699 |
| Color / Finish | Black |
| Material | Aluminum |
| Part Type | Optic Mount |
| Weight | 0.1 lb |
| Condition | New |
Buying this item
- Does the Weaver Standard Top Mount Aluminum Scope Base #63B Marlin Black ship free?
- Orders over $250 ship free within the US; smaller orders ship for a flat $9.99. Local pickup in Rocky Mount, NC 27803 is also available.
- Is the Weaver Standard Top Mount Aluminum Scope Base #63B Marlin Black in stock?
- Yes — live distributor inventory shows it in stock and it ships or is ready for pickup within 1–3 business days.
- What is the return policy?
- Non-firearm items may be returned within 30 days (a restocking fee of up to 15% applies if the packaging was opened). Firearms and ammunition are final sale once transferred, per federal law.
All firearm sales require background checks and compliance with federal, state, and local laws. You must be 21+ for handguns/stripped receivers and 18+ for long guns.
More parts & uppers like this
Weaver
Weaver Standard Top Mount Aluminum Scope Base Gloss Black #90 Marlin 39A
$14.59
Weaver
Weaver 2-Piece (Pairs) Top Mount Aluminum Scope Base Winchester 94 Black
$12.75
Weaver
Weaver Standard Top Mount Aluminum Scope Base #12 For Remington/Ruger/Savage/Sears/Stevens/Winchester/H&R/Marlin/Mossberg Black
$6.89
Weaver
Weaver Standard Top Mount Aluminum Extension Scope Base #62 Ithaca/Remington Black
$8.61
Weaver
Weaver 1-Piece Grand Slam Steel Dovetail Scope Base Browning A-Bolt LA
$9.34
Weaver
Weaver 2-Piece (Pairs) Top Mount Aluminum Scope Base Mauser 98 Black
$12.75
Weaver
Weaver 1-Piece Grand Slam Steel Dovetail Scope Base - Browning A-Bolt SA
$9.19
Weaver
Weaver 1-Piece .22 Tip-Off Adapter Scope Base for Ruger Fits Detachable Top Mount Scope Rings or Tip-Off Scope Rings - #TO-9M
$8.61
Guides for this gear
All articles →
deer hunting
Glass More, Walk Less: How to Scout Deer with a Spotting Scope Before the October 17 Opener
North Carolina’s northeastern gun deer season opens October 17, 2026. Use the next ten days to scout field edges, cutovers, and public land with a spotting scope while keeping deer pressure low.
hunting suppressors
Do You Really Need a Suppressor for Hunting? Here's the Truth
A suppressor can reduce noise, recoil, and muzzle rise while helping you spot shots, but it also adds weight, length, cost, and a federal approval timeline. Here is what North Carolina hunters should know before buying one.
deer season prep
Northeastern NC Gun Season Opens October 17: 7 Rifle Checks to Do This Weekend
Northeastern North Carolina gun deer season opens October 17, 2026. Use this seven-step weekend checklist to inspect your rifle, confirm your zero, organize hunting gear, and prepare for a safe opening morning.