Win more if the outcome lands within a range

A bookmaker's middle allows you to bet on overlapping lines from different bookmakers and win both bets if the result falls within a specific range. Read more


We've just found 210 middles for your filter settings.

Of these, 203 middles offer a positive expected value.

To see middles with a positive expected value and lossless surebets-middles, please choose a plan.

Found 7 middles with Tennis and Kalshi |
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Examples with a low expected value
| ProfitBookmaker ▲▼ EventMarketOdds
-0.56%106.08
-0.40% / 42.4%

Betfair
Tennis
28/07
16:00
Max Rehberg – Travaglia
Bonn Challenger 2026
2 - lay
(6.5%)
£12.98
2.26
Kalshi
Tennis
28/07
16:00
Travaglia – Rehberg
Tennis
21-2 - lay
$180.60
1.75
+ 1 middle for this event
-0.82%62.1
-0.63% / 39.1%

Kalshi
Tennis
29/07
02:00
Duckworth – Mayo
Tennis
11-2 - lay
$12.47
1.67
Betfair
Tennis
29/07
02:00
Aid Mayo – Duckworth
ATP Los Cabos 2026
1 - lay
(6.5%)
£43.19
2.44
-1.64%65.8
-0.61% / 40.1%

Betfair
Tennis
28/07
13:30
M Schoenhaus – Fede Gomez
Bonn Challenger 2026
2 - lay
(6.5%)
£84.34
2.38
Kalshi
Tennis
28/07
13:30
Gomez – Schoenhaus
Tennis
21-2 - lay
$1.64
1.70
-1.92%90.67
-0.79% / 71.6%

Betfair
Tennis
28/07
19:30
Damm Jr – Be Shelton
ATP Washington D.C. 2026
2 - lay
(6.5%)
£301.55
1.36
Kalshi
Tennis
28/07
19:30
Shelton – Damm Jr
Tennis
11-2
$2,332.77
+ 1 middle for this event
-1.98%45.76
-0.89% / 40.7%

Betfair
Tennis
28/07
13:30
Olivieri – Taberner
San Marino Challenger 2026
2 - lay
(6.5%)
£311.34
2.34
Kalshi
Tennis
28/07
13:40
Taberner – Olivieri
Tennis
21-2 - lay
$61.32
1.72