Best Sporting Optics Accessories Under $100 (2026)
We ranked items by feature relevance (mount type, fit options, materials), user-focused functionality (alignment, protection, quick detach), and overall value under $100
The Verdict
- Best Overall: C+H mounting plate for Glock 43X/48 MOS with Holosun 407K/507K — Best mounting plate for MOS pistols: offers a direct optic mounting solution for Glock 43X/48 MOS footprints
- Best Premium: Vortex Lo Pro Bubblelevel – Riflescope mount aid (30mm/34mm/1in) — Best multi-size bubblelevel: low-profile level fits 30mm, 34mm, and 1-inch tubes for broad scope compatibility
This roundup highlights value-oriented sporting optics accessories under $100, selected for useful features that improve mounting, protection, and alignment. Picks were chosen by comparing practical features—mount type, material, and scope-fit compatibility—against overall value for common shooting setups
Top Picks
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1
Best Overall C+H mounting plate for Glock 43X/48 MOS with Holosun 407K/507K
Best mounting plate for MOS pistols: offers a direct optic mounting solution for Glock 43X/48 MOS footprints
A slim mounting plate compatible with Glock MOS 43X/48 and Holosun 407K/507K optics. One-piece design for quick installation and secure mounting; praised for fit and build quality
- ultra-thin plate design
- one-piece quick-install design
- Holosun compatibility
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2
Arken Optics Switchview Throw Levers for 34mm scopes
Best lever upgrade for scopes: 34mm throw levers provide faster, tool-free power-ring adjustments
Throw lever accessory for 34mm rifle scopes, improving magnification transition. Customers report easy installation and smooth adjustment, with positive value for quality and design
- 1: improved magnification transition
- 2: lightweight aluminum construction
- 3: easy installation and use
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3
Arken Optics Scope Bubble Level Mount
Best compact level mount: attaches to a scope to reduce cant and aid consistent long-range holds
Scope bubble level for 30mm scopes with a ultra light, compact CNC-machined design. Center-point indicator improves visibility and precision; fits modular rail systems. Customers appreciate easy installation and solid build quality
- 6061-T aluminum construction
- center point bubble indicator
- easy, optic-preserving installation
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4
Wheeler 2-Piece Picatinny Rail Scope Rings with Anti-Cant Indicator
Best anti-cant rings option: two-piece Picatinny rings with indicator help align scopes to rails
Rifle scope rings with flat-top design and anti-cant indicator for leveling. Notable for increased clamping via 6-hole ring design and 6061 aluminum construction. Customers value build quality and leveling feature, with mixed reviews on the bubble level
- anti-cant leveling indicator
- 6-hole ring design for increased clamping force
- 6061 aluminum construction
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5
Fix It Sticks Bubble Level Set for scope alignment
Best modular bubble level set: designed for precise scope alignment and easy mounting on tubing
Bubble level set to level and adjust scopes quickly; machined aluminum design for durability. Customers cite quality and ease of use, though opinions vary on fit and stability
- level and adjust scope quickly
- durable machined aluminum
- rail-compatible design
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6
Arken Optics Flip Up Lens Caps for rifle scopes
Best lens protection option: flip-up caps offer quick lens access while protecting optics in the field
Protect your glass with quick flip lens caps. Durable, snug fit with 270 deg rotation for easy access. Customers note good fit and quality, with mixed feedback on installation
- flip-up lens protection
- durable construction
- wide rotation for access
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7
Best Premium Vortex Lo Pro Bubblelevel – Riflescope mount aid (30mm/34mm/1in)
Best multi-size bubblelevel: low-profile level fits 30mm, 34mm, and 1-inch tubes for broad scope compatibility
A slim, low-profile bubblelevel that mounts to most scopes without removing the rifle. Easily visible while preserving sight picture. One customer note highlights its compact size for hunting rifles
- non-invasive to scope mounting
- clear level indicator
- USA-made
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8
ATN 30mm Scope Quick Detach Mount
Best QD mount value: quick-detach 30mm mount built from hardened aluminum for repeatable mounting
Quick detach mount for 30mm scope tubes, built from hardened aluminum for durability. Compatible with ATN X-Sight 4K and ThOR 4 series; keeps zero when transferred between firearms. Customer note highlights solid functionality with some mixed opinions on build quality
- retains zero across transfers
- quick attach/detach
- compatible with ATN X-Sight 4K and ThOR 4
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9
Wheeler 2-Piece Picatinny Rail Scope Rings with Anti-Cant Indicator
Best budget anti-cant rings: two-piece Picatinny rings include an alignment indicator for straightforward setup
Two-piece picatinny scope rings with anti-cant leveling indicator. Durable 6061 aluminum, 6-hole ring design for increased clamping. Includes Torx screws and wrench; compatible with Weaver and Picatinny rails
- anti-cant level indicator
- flat top rings for leveling
- 6061 aluminum build
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10
Arken Optics Flip Up Lens Covers for Rifle Scope
Best flip-up covers pair: protective flip-up lens covers designed for quick deployment and scope protection
Protect your glass with quick flip lens covers. Durable and snug fit with 270 deg rotation to keep focus where needed. Customers note fit and build quality, with mixed feedback on installation and retention
- 270 deg rotation for easy access
- multiple lens-size sets
- durable materials